| Date | Title | Speaker | |
| Jan 30th 2020 | Spying for the Raj. | Bob May | |
| Feb 6th 2020 | The Medieval/Tudor/Stuart Barber-Surgeon. | John Putley | |
| Feb 13th 2020 | Pearls. | Helen Plumb | |
| Feb 20th 2020 | Gentlemen Clothiers. | Professor Jennifer Tann | |
| Feb 27th 2020 | The Glosters at Waterloo. | Andy Meller | |
| Mar 5th 2020 | The Magic and Mystery of Glenn Miller. | Bill King | |
| Mar 12th 2020 | A colourful trip back to the 19th century with the Magic Lantern. | David Bayley | |
| Mar 19th 2020 | Marc Brunel and Gustav Eiffel. | Nigel Thompson | |
| Mar 26th 2020 | Who do you think I am? An unusual family. | Duccio Leoni | |
| Apr 2nd 2020 | Neville Chamberlin and his family. | Ms. S Humphreys | |
| Apr 9th 2020 | The Battle of Jutland and the War at Sea. | Malcolm Lomas | |
| Apr 16th 2020 | The English Civil War in The Cotswolds. | Dr J. Paddock | |
| Apr 23rd 2020 | Atkyn’s Gloucestershire- the County’s landscape 300 years ago. | Alan Pilbeam | |
| Apr 30th 2020 | Annual General Meeting. | ||
| NEW PROBUS YEAR | |||
| July 1st | World Water Movement (Zoom) | Nick Humphris | |
| July 8th | Have you seen my little Rubber Ducky? (Zoom) | Ken Allerton | |
| July 15th | A Naval Officer’s Diary (China 1929-31) (Zoom) | Peter Covey-Crump | |
| July 22nd | Charlie Chaplin (Part 2 – Later Life) (Zoom) | Paul Murphy | |
| July 29th | The Life and Times of Theodore Roosevelt (Zoom) | Nigel Thompson | |
| Aug 5th | The History of the RNLI (Zoom) | Fraser Gunn | |
| Aug 12th | Hearing Dogs for Deaf People (Zoom) | John Palmer | |
| Aug 19th | Bees and Things (Zoom) | Brian Bertram | |
| Aug 26th | The Life and Times of Isaac Newton (Zoom) | Tom Klob | |
| Sept 2nd | A Decade in Gascogne (Zoom) | John Clark | |
| Sept 9th | Politics, Philosophy & Poohsticks (Zoom) | Mike Aggleton | |
| Sept 16th | Summer Lunch at the Greenway Hotel | ||
| Sept 16th | Zoom meeting to discuss return to the Stanton Rooms | Keith Douglas | |
| Oct 14th | Farms and Farmers – A history of one farm from Historical Documents (Zoom) | Dr Alan Wadsworth | |
| Oct 21st | Exploring Northern Spain and Portugal (Zoom) | Nigel Thompson | |
| Oct 28th | Do as I say NOT as I Do (Zoom) Followed by optional Pub lunch | Mike Warburton | |
| Nov 4th | Ancient Woodlands | John Heathcott | |
| Nov 11th | The Galapagos Islands | Arthur Ball | |
| Nov 18th | Edgar Wallace | Paul Murphy | |
| Nov 18th | The Gunpowder Plot | Dr Tim Brain | |
| Dec 2nd | Cheltenham History through Postcards | Phil Collins | |
| Dec 9th | Christmas Lunch – Lillybrook Golf Club | ||
| 2022 | |||
| Jan 6th | Zoom -The Magic of Glass | Bob King | |
| Jan 13th | Zoom – Gloucester Docks | Tony Condor | |
| Jan 20th | Zoom – Hugo Eckener – Master of Airships | Barry Dent | |
| Jan 27th | Zoom -Drainpipe Trousers to Rock n’Roll | Graham Sutherland | |
| Feb 3rd | RETURN TO STANTON ROOMS | ||
| Feb 3rd | The Great Exhibition of 1851 | Robert Avery | |
| Feb 10th | Borneo, Mountains, Wildlife and White Water | Eric Moore | |
| Feb17th | COP26 and avoiding Climate Catastrophe | David Terry | |
| Feb 24th | The Edison Phonograph – How Sound recordings began | David Bayley | |
| March 3rd | A Brief History of Popular Music | Nigel Thompson | |
| March 10th | The Severn Bridge Disaster | Paul Barnett | |
| March 17th | America and the Second World War | Clive Boyd | |
| March 24th | Round the World in 80 Images | Peter Berry | |
| March 31st | Sometimes they get it Wrong | Peter Petrie | |
| April 7th | The Roman Invasion of Britain | Dr Tim Brain | |
| April 14th | Sacha Jungle Lodge – Ecuador | Arthur Bell | |
| April 21st | Nurse Edith Cavell | Mike Bottomley | |
| April 28th | AGM with Coffee | ||
| May 5th | Chairman’s Lunch – Lillybrook Golf Club | ||
| May 12th | River, Mountains and Desert – A Syrian Journey | Gill Suttle | |
| May 19th | The History of Swindon Village | Barry Simon | |
| May 26th | Oliver Cromwell | Celia Mason | |
| June 2nd | |||
| June 9th | Rorkes Drift | Paul Barnett | |
| June 16th | Russian traditions | Marsha Lees | |
| June 23rd | The History and Development of Jazz | John Beckingham | |
| June 30th | Garden Lore | Pam Slater | |
| July 7th | Ukraine | Peter Covey-Crump | |
| July 14th | My Visit to No 10 | Bob Macavoy | |
| July 21st | Lost Railways in Gloucestershire | David Aldred | |
| July 28th | The Cruel Sea | Peter Petrie | |
| Aug 4th | Aviation in WW1 | Sally Ferrers | |
| Aug 11th | Sheep farming in Gloucestershire | Sue Andrews | |
| Aug 18th | The Glosters at Waterloo | Andrew Meller | |
| Aug 25th | I was sacked by Local Government | Terry Anderson | |
| Sept 1st | EGM – Chairman Rod Davies | ||
| Sept 8th | Pub Lunch – The Langton | Terry Anderson | |
| Sept 22nd | Aden | David Lees | |
| Oct 6th | The Rise and Fall of the English Country House | John Hancock | |
| Oct 13th | My Years as an Artist in Formula One | Doug Eyre | |
| Oct 20th | Magic Lantern Show on the History of the Titanic | Patrick Furley | |
| Oct 27th | Abbeyfields | Mike Beacon | |
| Nov 3rd | Naples = the Beauty and the Beast | Pam Holland | |
| Nov 10th | Sahara Marathon | Celia Hargrave | |
| Nov 17th | Made in the Cotswolds | Jim Cooper | |
| Nov 24th | Bridgewater Carnival | Mike Aggleton | |
| Dec 1st | My Time in the BBC and involvement with top Gear | Ken Pollock | |
| Dec 8th | Christmas Lunch | ||
| 2023 | |||
| Jan 12th | Nature in Art | Simon Trapnell | |
| Jan 19th | The Enchanted Isle | Peter Petrie | |
| Jan 26th | Casting St ones at Napiers Bones | Macolm Watkins | |
| Feb 2nd | Sue Ryder | Joanne Bogle | |
| Feb 9th | The Gas Industry from an Insider | Peter Marsden | |
| Feb 16th | SOE – Churchill’s Private Army | Tony Butler | T |
| Feb 23rd | Darjeeling Himalayan railway and its People | David Mead | |
| March 2nd | Rise and Fall of the Bisley Path | Chas Townley | |
| March 9th | Electric Vehicles | Matt Cleevely | |
| March 16th | The Severn Bore | Chris Witts | |
| March 23rd | Earth and Moon – Their Joint Histories | David Humphery | |
| March 30th | History of Snowshill Manor – Charles Wade and his collections | Maurice Heritage | |
| April 6th | Bentley Racing Cars of the 1920’s | Tim Houlding | |
| April 13th | The Cotswold Way | Eric Moore | |
| April 20th | For Valour – the Story of the VC | Mike Stratford | |
| April 27th | AGM | ||
| May 4th | Fakes and Fortunes, Arts and Antiques, Forgers & Dealers | Chris O’Grady | |
| May 11th | Falklands War | Keith Douglas | |
| May 18th | The Power of the Brain – With Humour | Colin Terrell | |
| May 25th | Mobile Phone Forensics | Tony Sykes | |
| June 1st | Gloucestershire Events and Traditions | Kate Peake | |
| June 8th | The Lighter Side of Local Govt, | David Withey | |
| June 15th | Gloucestershire’s Queen – Katherine Parr | Mike Bottomley | |
| June 22nd | Aliens – Introduced Species : Friend or Foe | Paul Willerton | |
| June 29th | Who Inherits Your Wealth? | Simeon Whitter | |
| July 6th | History of Gloucestershire County Cricket Club | Tim Brain | |
| July 13th | The National Trust – More than just cake and old houses | Barbara Cooper | |
| July 20th | Coventry, Alvis and the Iron Lung | Adrian Padfield | |
| July 27th | Put Type 2 Diabetes into remission and restore your Health with Real food | Millie Barnes | |
| Aug 3rd | The History of Lighthouses : Pharolgy Illuminated | Fraser Gunn | |
| Aug 10th | The Two Ronnies | Phillip Collins | |
| Aug 17th | What was wrong with the BAC Lightning | Les Hatcher | |
| Aug 24th | The Cotswold Listener | June Little | |
| Aug 31st | Marathon de Sables | Celia Hargrave | |
| Sept 7th | My Life on the Severn | Chris Witts | |
| Sept 14th | Cheltenham Civic Society | Andrew Booton | |
| Sept 21st | History of the Everyman Theater | Caro Day | |
| Sept 28th | Britain in the 1950’s – the optimistic decade | Phillip Bowen | |
| Oct 5th | Finding the Fallen | Nicola Nash | |
| Oct 12th | Concorde during development at Filton ’62 to ’71 | Nick Humphris | |
| Oct 19th | Global Warming | Ken Ingamells | |
| Oct 26th | Emergency First Aid | Jane Stewart | |
| Nov 2nd | Probus Club Disscussion | ||
| Nov 9th | Its a Sinister World | Peter Petrie | |
| Nov 16th | History of Infra Red and Thermal Imaging | Ashley Letts | |
| Nov 23rd | Miscellany at Law | Laurence Keen | |
| Nov 30th | Christmas Lunch | ||
| Dec 7th | The Future Impact of AI on Society – an update | ||
| Dec | Winter Break 14th 21st and 28th, | ||
| 2024 | |||
| Jan 4th | 2024 Kick-Off Quiz | Rod Davis | |
| Jan 11th | A bloody Business -Taxidermy in Museums | Kirstie Bingham | |
| Jan 18th | Remap – Inventing/customising equipment for disabled folk | John Fox | |
| Jan 26th | Edward Colston, contorversial Bristol merchant | Malcolm Lomas | |
| Feb 1st | The Village Colleges of Cambridshire | Rob Gwynne | |
| Feb 8th | My Life in the Fire Service | Chris Witts | |
| Feb 15th | PTSD – A Personal Perspective | John Macartney | |
| Feb 22nd | The Life and Wit of Dorothy Parker | Mike Aggleton | |
| Feb 29th | Six Stages of Separation and Stories of the Cold War Spies | John Peters | |
| March 7th | On Being a Magistrate | Celia Hargrave | |
| March 14th | Javelin Visit | ||
| March 21st | Rugby Union Refereeing | Sam Collins | |
| March 28th | Shot at Dawn ; a comparison of Military Discipline in WW1 in the British and French Armies | John Reid | |
| April 4th | The Eagle | Chris Brown | |
| April 11th | Walking the Cliff Edge – from GP Surgery to Prison Cell | Stephen Blake | |
| April 18th | The Vietnam War | Tim Brain | |
| April 25th | AGM | ||
| May 2nd | Operation Chastise – The Dambusters Mission | Paul Shepherd | |
| May 9th | Summer Lunch | ||
| May 16th | Who Were the Knights Templar? | Gil Gibbons | |
| May 23rd | The NHS – A Jewel in the Nation’s Crown or a Patient in Need of Therapy | Martin Gower | |
| May 30th | The James Hopkins Trust | Charlene Spackman | |
| June 6th | NATO Briefing | Jesper Stroier | |
| June 13th | The City of London | Rod Barker | |
| June 20th | Visit – Snowshill Manor | ||
| June 27th | My Life Beyond the Lobby | Duccio Leoni | |
| July 4th | Legacy Fortress for Generations | Jerry Carrington | |
| July 11th | I Worked for the CIA in Liberia | Brian Barber | |
| July 18TH | Futurists and Futurology | Peter Wright | |
| July 25th | The Journey of a Lifetime | Patrick Howell | |
| August 1st | Fraud Awareness and Protection Followed by a Pub Lunch | Rhiannon Parker | |
| August 8th | 40 Things you did not know about Steam Trains | Robert Pritchard | |
| August 15th | Hear Today Gone Tomorrow; about hearing, tinnitus and balance | Dr David Reed | |
| August 22nd | Restoration of the Stroudwater Canal | Rob Toseland | |
| August 29th | The UK and US Special Relationship | Lindsay Raitt: | |
| Sept 5th | Journey to Barbados and Demerara in 1803 | Peter Covey-Crump | |
| Sept 12th | A Whisper pf Betrayal | Peter Petrie | |
| Sept 19th | The Science and Side Effects of word Swallowing | Brian Whitcombe | |
| Sept 26th | MacMillan | Philip Bowen | |
| Oct 3rd | From Queens to Genes | Peter Petrie | |
| Oct 10th | Cold War Vulcan | Keith Douglas | |
| Oct 17th | Nicholas Parsons | Paul Murphy | |
| Oct 24th | A Supersonic Experience | Terry Anderson | |
| Oct 31st | Chairman’s Handover followed by a Pub Lunch | Mike Bone Julian Cox | |
| Nov 7th | Visit to The Jet Age Museum followed by a Pub Lunch | ||
| Nov 14th | Art for Health’s Sake ; How Creative Health is Changing Lives in Gloucestershire | Katie Cox | |
| Nov 21st | Little England beyond Wales | Martyn Parker | |
| Nov 28th | Are you good to go? Everything you need to know about planning for end of life | Jane Diamond | |
| Dec 5th | What has happened to America | Ron Jeffery | |
| Dec 12th | Christmas Lunch with wives and partners Lillybrook Golf Club | ||
| 2025 | |||
| Jan 6th | 2025 Kick Off Quiz | Rod Davis | |
| Jan 13th | Falls Awareness | Lindsey Logan | |
| Jan 20th | Winter Colour and Interest in the Garden | Duncan Coombs | |
| Jan 27th | Producing the BBC’s Antiques Roadshow | Robert Arley | |
| Feb 6th | NATO Update | Jesper Stroier | |
| Feb 13th | General Discussion | Chairman | |
| Feb 20th | Jeanne d’Arc – Myth or Martyr | Mike Aggleton | |
| Feb 27th | Training for Space – followed by Pub Lunch | Richard Farrimond | |
| March 6th | The Thread of Life | Peter Petrie | |
| March 13th | Holst Victorian House | Sabine Orton | |
| March 20th | The Typhoon | Ray Carter | |
| March 27th | Newport Transporter Bridge | Jeff Grosvenor | |
| April 3rd | Decarbonisation | Simon Lane | |
| April 10th | The Duke of Marlborough | Tim Brain | |
| April 17th | Kilimanjaro | Eric Moore | |
| April 24th | AGM | ||
| May 1st | Intellectual Entertainment in 19th Century Cheltenham | Adrian Barlow | |
| May 8th | A417 Missing Link | Carolyne Ferguson | |
| May 15th | Cheltenham Animal Shelter | Eica Lake | |
| May 22nd | Visit to Bugatti Museum, followed by a Pub Lunch | ||
| May 29th | IBM – A History | Julian Cox | |
| June 5th | Greek Islands | Mike Bone | |
| June 12th | Old Paths of Gloucestershire | Alan Philbeam | |
| June 19th | Fighting Gliders | Ashley Letts | |
| June 26th | Artificial Intelligence | Luke Gassmann | |
| July 3rd | Art Exhibition – followed by a Pub Lunch | Mark Brazier | |
| July 10th | Swearing, Sex and Loos | Kirstie Bingham | |
| July 17th | In the Name of Scott and Shackleton | Sue Davies | |
| July 24th | The Moons of Jupiter | Neil Havard | |
| July 31st | 18th and 19th Century Newspapers | Vanessa Morgan | |
| Aug 7th | Cheltenham Town Community Trust | Tessa Warby | |
| Aug 14th | Tolkien and the Cotswolds – the shaping of Middle Earth | Andrew Meller | |
| Aug 21st | Captain Bligh and Mutiny | Howard Robinson | |
| Aug 28th | Cobalt Health | Emily Janes | |
| Sept 4th | Ned and Bumps – Luytens and Jeykell | James Cooper | |
| Sept 11th | Queens at War | Douglas Butler | |
| Sept 11th | London via Trans Siberian Railway to Hong Kong | Patrick Howell | |
| Sept 18th | A foot in Both Camps:A German Past for Better or Worse | Marcus Ferrar | |
| Oct 2nd | Ned and Bumps – Lutyens and Jekyll | James Cooper | |
| Oct 9th | Visit to Missing Link and a Pub Lunch | Carylone Ferguson | |
| Oct 16th | Gloucestershire Wildlife Trust | Fergus Dignan | |
| Oct 23rd | Beethoven’s Women | Alan Oxenbury | |
| Oct 30th | Powell and Pressburger | Leslley Holland | |
| Nov 6th | Russian Tsars – The Good, the Bad and the Ugly | David Head | |
| Nov 13th | Panama | Arthur Ball | |
| Nov 20th | Contemporary Policing Issues | Tim Brain | |
| Nov 27th | The Biggest Prize | Peter Petrie | |
| Dec 4th | Road Safety | Nigel Lloyd Jones | |
| Dec 11th | Christmas lunch with wives and partners at Lilybrook Golf Club | ||
| Dec 18th | Social and discussions and Indoor Bowls | ||
| 2026 | |||
| Jan 8th | NEW YEAR SOCIAL and THE ANNUAL QUIZ |
