| Date | Discipline | Title | Description |
|---|
| 04/02/2012 |  Track & field | McCain Indoor City Challenge - Sheffield | Held at the National Indoor Athletics Centre, Sheffield. |
| 05/02/2012 | Track & field | Welsh U17/U20 Indoor Championships Cardiff | To be held at NIAC, Cardiff |
| 11/02/2012 | Track & field | Aviva World Trials & Uk Indoor Champs - Sheffield | To be held at the National Indoor Athletics Centre in Sheffield. |
| 12/02/2012 | Track & field | Aviva World Trials & Uk Indoor Champs - Sheffield | To be held at the National Indoor Athletics Centre in Sheffield. |
| 18/02/2012 | Track & field | Aviva Indoor Grand Prix - Birmingham | Grand Prix Athletics at the National Indoor Arena, Birmingham. |
| 19/02/2012 | Track & field | UWIC Indoor Grand Prix 3 | Held at the National Indoor Athletics Centre, UWIC, Cardiff. |
| 25/02/2012 | Track & field | BUCS Indoor Athletics Championships Sheffield | Held at the National Indoor Athletics Centre in Sheffield. |
| 03/03/2012 | Track & field | McCain Indoor City Challenge - Lee Valley | Held at the Lee Valley Athletics Centre, Edmonton, London. |
| 04/03/2012 | Track & field | Barry Track 40 | 40 Mile Race held on Barry Athletics Track. |
| 04/03/2012 | Track & field | Welsh Sports Hall Finals - Cwmbran | More info will follow. |
| 09/03/2012 | Track & field | IAAF World Indoor Championships - Istanbul | Qualify for the World Championships at the GB Trials on 11/12 February in Sheffield. |
| 10/03/2012 | Track & field | IAAF World Indoor Championships - Istanbul | Qualify for the World Championships at the GB Trials on 11/12 February in Sheffield. |
| 11/03/2012 | Track & field | IAAF World Indoor Championships - Istanbul | Qualify for the World Championships at the GB Trials on 11/12 February in Sheffield. |
| 17/03/2012 | Track & field | BMAF Indoor Championships - Lee Valley | Held at Lee Valley Athletics Centre, Edmonton, London. |
| 18/03/2012 | Track & field | BMAF Indoor Championships - Lee Valley | Held at Lee Valley Athletics Centre, Edmonton, London. |
| 03/04/2012 | Track & field | World Masters Indoor Champs - Jyvskyla | To be held in Jyvskyla, Finland. |
| 05/04/2012 | Track & field | World Masters Indoor Championships - Jyvskyla | To be held in Jyvskyla, Finland. |
| 06/04/2012 | Track & field | World Masters Indoor Championships - Jyvskyla | To be held in Jyvskyla, Finland. |
| 07/04/2012 | Track & field | World Masters Indoor Championships - Jyvskyla | To be held in Jyvskyla, Finland. |
| 08/04/2012 | Track & field | World Masters Indoor Championships - Jyvskyla | To be held in Jyvskyla, Finland. |
| 11/04/2012 | Track & field | Welsh Masters Athletics League 1 - Cardiff | The first of a four fixture series. |
| 18/04/2012 | Track & field | Cardiff Open Meeting | To be held at Cardiff International Sports Stadium. |
| 18/04/2012 | Track & field | Swansea Open Meeting | Organised by Swansea Harriers. |
| 22/04/2012 | Track & field | Welsh Senior Athletics League 1 - Deeside | The first fixture of the 2012 Welsh Senior League. |
| 28/04/2012 | Track & field | Welsh Under 15 League 1 - Cwmbran | The first fixture in the 2012 Welsh Junior League. |
| 29/04/2012 | Track & field | National Junior Athletics League - 1 | A four event series with a final on 9th September. |
| 04/05/2012 | Track & field | BUCS Athletics Championships - Olympic Park | Held at Olympic Park. A chance to see the new Olympic Stadium. |
| 05/05/2012 | Track & field | BUCS Athletics Championships - Olympic Park | Held at Olympic Park. A chance to see the new Olympic Stadium. |
| 06/05/2012 | Track & field | McCain Young Athletes League - 1 | A four fixture National Series starting on the 6th of May. |
| 06/05/2012 | Track & field | BUCS Athletics Championships - Olympic Park | Held at Olympic Park. A chance to see the new Olympic Stadium. |
| 07/05/2012 | Track & field | BUCS Athletics Championships - Olympic Park | Held at Olympic Park. A chance to see the new Olympic Stadium. |
| 09/05/2012 | Track & field | The School Games - Olympic Park | Held at Olympic Park. A chance to see the new Olympic Stadium. |
| 12/05/2012 | Track & field | South / East Wales Regional Athletics Championships - Newport | More info will follow. |
| 12/05/2012 | Track & field | North Wales Regional Athletics Championships - Wrexham | More info will follow. |
| 12/05/2012 | Track & field | West Wales Regional Athletics Championships - Neath | More info will follow. |
| 16/05/2012 | Track & field | Welsh Masters Athletics League 2 - Newport | More info to follow. |
| 16/05/2012 | Track & field | Neath Open Meeting | Organised by Neath Harriers. |
| 19/05/2012 | Track & field | Loughborough T & F International | Traditionally the first international match of the summer season. |
| 19/05/2012 | Track & field | BMC Grand Prix 1 | Held at Sports City, Manchester |
| 20/05/2012 | Track & field | McCain Young Athletes League - 2 | A four fixture National Series starting on the 6th of May. |
| 26/05/2012 | Track & field | British Athletics League - 1 Various | The National Mens League made up of 5 divisions. |
| 27/05/2012 | Track & field | Uk Women's Athletics League | The National Womens League is made up of 4 divisions. |
| 27/05/2012 | Track & field | Welsh Senior League 2 - Cwmbran | The second fixture of the 2012 Welsh Senior League. |
| 02/06/2012 | Track & field | Welsh T & F Championships (All ages) | To be held at Cardiff International Sports Stadium. |
| 03/06/2012 | Track & field | Welsh T & F Championships (All ages) | To be held at Cardiff International Sports Stadium. |
| 04/06/2012 | Track & field | Welsh T & F Championships (All ages) | To be held at Cardiff International Sports Stadium. |
| 09/06/2012 | Track & field | BMC Grand Prix 2 (Watford) | Held at Woodside Stadium, Watford. |
| 09/06/2012 | Track & field | British Athletics League 2 (Various) | The National Mens League made up of 5 divisions. |
| 09/06/2012 | Track & field | 50th National Boy's & Girl's Clubs Championships - TBC | More info will follow. |
| 09/06/2012 | Track & field | Uk Women's Athletics League 2 - Various | More info will follow. |
| 10/06/2012 | Track & field | Welsh Senior Athletics League - Swansea | The third fixture of the 2012 Welsh Senior League. |
| 16/06/2012 | Track & field | Aviva World Trials & Championships U20 & U23 | Fixture held in Bedford. |
| 17/06/2012 | Track & field | McCain Young Athletes League 3 (Various) | A four fixture National Series starting on the 6th of May. |
| 22/06/2012 | Track & field | Aviva Olympic Trials & Uk Championships (Venue TBC) | More info to follow. |
| 23/06/2012 | Track & field | Aviva Olympic Trials & Uk Championships (Venue TBC) | More info to follow. |
| 23/06/2012 | Track & field | Welsh Under 15 League 3 (Newport/Swansea) | The third fixture in the 2012 Welsh Junior League. |
| 24/06/2012 | Track & field | Aviva Olympic Trials & Uk Championships (Venue TBC) | More info to follow. |
| 24/06/2012 | Track & field | National Junior Athletics League 2 (Various) | A four event series with a final on 9th September. |
| 30/06/2012 | Track & field | Welsh Combined Events Championships - WSAA & WA | Venue TBC |
| 30/06/2012 | Track & field | British Masters Athletics Championships - Derby | More info will follow. |
| 01/07/2012 | Track & field | British Masters Athletics Championships - Derby | More info will follow. |
| 01/07/2012 | Track & field | Uk Women's Athletics League 2 (Various) | The National Womens League is made up of 4 divisions. |
| 07/07/2012 | Track & field | BMC Grand Prix 3 - Trafford | Held at Trafford Athletic Stadium, Manchester. |
| 07/07/2012 | Track & field | Welsh Schools Championships - Venue TBC | More info to follow. |
| 08/07/2012 | Track & field | McCain Birmingham Games | Held at Alexander Stadium, Birmingham. |
| 08/07/2012 | Track & field | Welsh Masters League 4 - Swansea | More info will follow. |
| 10/07/2012 | Track & field | World Junior Athletics Championships - Barcelona | Held in Barcelona, Spain. |
| 11/07/2012 | Track & field | World Junior Athletics Championships - Barcelona | Held in Barcelona, Spain. |
| 12/07/2012 | Track & field | World Junior Athletics Championships - Barcelona | Held in Barcelona, Spain. |
| 13/07/2012 | Track & field | Aviva London Grand Prix - Crystal Palace | Held at the Crystal Palace National Sports Centre. |
| 13/07/2012 | Track & field | World Junior Athletics Championships - Barcelona | Held in Barcelona, Spain. |
| 14/07/2012 | Track & field | Aviva London Grand Prix - Crystal Palace | Held at the Crystal Palace National Sports Centre. |
| 14/07/2012 | Track & field | World Junior Athletics Championships - Barcelona | Held in Barcelona, Spain. |
| 14/07/2012 | Track & field | Welsh Inter-Regional Champs inc Gemau Cymru - Cardiff | More info to follow. |
| 15/07/2012 | Track & field | World Junior Athletics Championships - Barcelona | Held in Barcelona, Spain. |
| 18/07/2012 | Track & field | Welsh Athletics International - Cardiff | Pre Olympic warm-up event to be held at Cardiff International Sports Stadium. |
| 21/07/2012 | Track & field | Welsh Under 15 League 4 - Hereford/Brecon | The fourth fixture in the 2012 Welsh Junior League. |
| 21/07/2012 | Track & field | SIAB Schools International - Ashford | More info to follow. |
| 21/07/2012 | Track & field | BMC Grand Prix 4 - Solihull | Held at Norman Green Athletics Centre, Solihull. |
| 21/07/2012 | Track & field | BMAF Athletics Championships - Derby | Held at Moorways Athletics Stadium, Derby. |
| 22/07/2012 | Track & field | BMAF Athletics Championships - Derby | Held at Moorways Athletics Stadium, Derby. |
| 22/07/2012 | Track & field | National Junior Athletics League 3 (Various) | A four event series with a final on 9th September. |
| 28/07/2012 | Track & field | British Athletics League 4 (Various) | The National Mens League made up of 5 divisions. |
| 28/07/2012 | Track & field | Uk Women's Athletics League 4 (Various) | The National Womens League is made up of 4 divisions. |
| 29/07/2012 | Track & field | McCain Young Athletes League 4 (Various) | A four fixture National Series starting on the 6th of May. |
| 03/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 04/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 05/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 06/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 07/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 08/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 09/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 10/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 11/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 11/08/2012 | Track & field | Celtic Games Athletics Championships | Held in Aberdeen for U18/U16 Athletes. |
| 12/08/2012 | Track & field | London Olympics - Athletics Programme | The Athletics programme runs from the 3rd to the 12th of August. |
| 12/08/2012 | Track & field | National Junior Athletics League - Various | A four event series with a final on 9th September. |
| 15/08/2012 | Track & field | Neath Open Meeting | More info will follow. |
| 15/08/2012 | Track & field | Welsh Masters Athletics League 4 - Venue TBC | More info will follow.
|
| 18/08/2012 | Track & field | Welsh Under 15 League Plate Final (Brecon) | Venue TBC. |
| 18/08/2012 | Track & field | British Athletics League 4 - Various | The National Mens League made up of 5 divisions. |
| 19/08/2012 | Track & field | Welsh Under 15 League Final - Brecon | Venue TBC. |
| 25/08/2012 | Track & field | BMC 5 Inc McCain Challenge Final - Bedford | The last fixture in the 2012 BMC & McCain Challenge Series. |
| 25/08/2012 | Track & field | McCain CAU Inter-Counties Championships | Venue TBC |
| 26/08/2012 | Track & field | McCain CAU Inter-Counties Championships | Venue TBC |
| 26/08/2012 | Track & field | Aviva Birmingham Grand Prix | Held at Alexander Stadium, Birmingham. |
| 27/08/2012 | Track & field | McCain CAU Inter-Counties Championships | Venue TBC |
| 31/08/2012 | Track & field | Paralympic Games Athletics | More info will follow. |
| 01/09/2012 | Track & field | McCain Young Athletes League Aux Final - Manchester | A four fixture National Series starting on the 6th of May. |
| 02/09/2012 | Track & field | McCain Young Athletes League Final - Manchester | |
| 08/09/2012 | Track & field | South East Wales League, Les Davies Match - Cwmbran | |