| Date | | Event | | Start | | Type | | Link |
| 13 Mar 10 |  | Glenariff Mountain Race GP |  | |  | Mountain |
 | |
| 13 Mar 10 |  | Sperrin’s Winter League - An Creagan |  | 12.30 |  | Other |
 | |
| 13 Mar 10 |  | British Masters Open XC Champs |  | |  | Cross Country |
 | |
| 14 Mar 10 |  | Jimmy’s 10, Downpatrick |  | |  | Road |
 | |
| 20 Mar 10 |  | Premier Power Larne Half Marathon |  | 1300 |  | Road |
 | link |
| 27 Mar 10 |  | Omagh Half Marathon & 4 Mile Fun Run |  | |  | Road |
 | |
| 27 Mar 10 |  | Sperrin Duathlon Race 3 |  | |  | Other |
 | |
| 27 Mar 10 |  | Wicklow Way Trail/Ultra |  | |  | |
 | link |
| 28 Mar 10 |  | Winter Duathlon Series - Phoenix Park |  | |  | Other |
 | link |
| 31 Mar 10 |  | Queens 5k |  | 19.00 |  | Road |
 | link |
| 3 Apr 10 |  | Race over the Glens (Revised Date) |  | 12:00 |  | Other |
 | link |
| 8 Apr 10 |  | Castlewellan H&D |  | |  | Mountain |
 | link |
| 10 Apr 10 |  | Silent Valley NIC BC GP |  | |  | Mountain |
 | link |
| 11 Apr 10 |  | Black Mountain (Cooleys) |  | |  | Mountain |
 | link |
| 11 Apr 10 |  | Titanic Quarter 10K |  | |  | Road |
 | link |
| 15 Apr 10 |  | Tollymore H&D |  | |  | Mountain |
 | link |
| 18 Apr 10 |  | Run Armagh 10k |  | |  | Road |
 | link |
| 22 Apr 10 |  | Slieve Martin H&D GP |  | |  | Mountain |
 | link |
| 24 Apr 10 |  | Cooley Legends Half Marathon |  | 1000 |  | Other |
 | link |
| 24 Apr 10 |  | NIMRA Training Day |  | |  | Mountain |
 | link |
| 25 Apr 10 |  | North West Duathlon |  | |  | Other |
 | |
| 29 Apr 10 |  | Binnian to the Top |  | |  | Mountain |
 | link |
| 1 May 10 |  | Mournes Navigation GP |  | |  | Mountain |
 | link |
| 1 May 10 |  | Croagh Patrick IC |  | |  | Mountain |
 | |
| 1 May 10 |  | Achill Island Mountain Marathon |  | |  | Mountain |
 | link |
| 3 May 10 |  | Belfast City Marathon |  | 09.00 |  | Road |
 | link |
| 6 May 10 |  | Moughanmore H&D |  | |  | Mountain |
 | link |
| 9 May 10 |  | Termoneeny 10k & 5k Fun run |  | |  | Road |
 | |
| 11 May 10 |  | East Antrim Trail Series Race 1 |  | |  | Other |
 | |
| 13 May 10 |  | Rocky H&D |  | |  | Mountain |
 | link |
| 14 May 10 |  | Les Jones Memorial 10k |  | 19.00 |  | Road |
 | link |
| 15 May 10 |  | Annalong Horseshoe NIC |  | |  | Mountain |
 | link |
| 19 May 10 |  | Bann 10k & Fun Run |  | |  | Road |
 | |
| 20 May 10 |  | Slieve Muck |  | |  | Mountain |
 | link |
| 20 May 10 |  | Wilkies 5 Mile Classic |  | |  | Road |
 | |
| 22 May 10 |  | Ecos 5, Ballymena |  | 13.00 |  | Road |
 | link |
| 25 May 10 |  | East Antrim Trail Series Race 2 |  | |  | Other |
 | |
| 27 May 10 |  | Meelbeg/Meelmore H&D GP |  | |  | Mountain |
 | link |
| 29 May 10 |  | Jura, Scotland |  | |  | Mountain |
 | |
| 31 May 10 |  | Newry City Marathon & Half Marathon |  | |  | Road |
 | |
| 3 Jun 10 |  | Hen & Rocky H&D |  | |  | Mountain |
 | link |
| 6 Jun 10 |  | Carrauntoohil IC |  | |  | Mountain |
 | |
| 8 Jun 10 |  | East Antrim Trail Series Race 3 |  | |  | Other |
 | |
| 10 Jun 10 |  | Loughshannagh Horseshoe H&D |  | |  | Mountain |
 | link |
| 12 Jun 10 |  | Enniskillen Rotary 10k |  | |  | Road |
 | |
| 12 Jun 10 |  | Mourne Way Marathon |  | |  | Other |
 | link |
| 13 Jun 10 |  | IMRA European Trial |  | |  | Mountain |
 | |
| 16 Jun 10 |  | Lisburn Half Marathon |  | |  | Road |
 | |
| 17 Jun 10 |  | Monument (Tollymore) H&D |  | |  | Mountain |
 | link |
| 19 Jun 10 |  | Dromore (Co.Tyrone) 10K |  | |  | Road |
 | |
| 20 Jun 10 |  | Flagstaff to Carlingford GP |  | |  | Mountain |
 | link |
| 20 Jun 10 |  | Randalstown 10k & 3k |  | |  | Road |
 | |
| 22 Jun 10 |  | East Antrim Trail Series Race 4 |  | |  | Other |
 | |
| 24 Jun 10 |  | Round the Bridges |  | |  | Road |
 | |
| 26 Jun 10 |  | Slieve Donard GP |  | |  | Mountain |
 | link |
| 26 Jun 10 |  | Loughinisland GAC 5.05 & Fun Run |  | |  | Road |
 | |
| 26 Jun 10 |  | Sedbergh, Cumbria BC |  | |  | Mountain |
 | |
| 2 Jul 10 |  | Ards Half Marathon |  | |  | Road |
 | |
| 3 Jul 10 |  | Lugnacoille IC |  | |  | Mountain |
 | |
| 3 Jul 10 |  | Slieve Bernagh NIC |  | |  | Mountain |
 | link |
| 17 Jul 10 |  | Ireland Coast to Coast Multisport Race |  | |  | Other |
 | link |
| 20 Jul 10 |  | Riada 5 Mile, Ballymoney |  | |  | Road |
 | |
| 20 Jul 10 |  | Portaferry 10 Mile |  | |  | Road |
 | |
| 24 Jul 10 |  | Snowdon |  | |  | Mountain |
 | |
| 31 Jul 10 |  | Dollar, Scotland BC |  | |  | Mountain |
 | |
| 1 Aug 10 |  | Galtymore, Tipperary IC |  | |  | Mountain |
 | |
| 6 Aug 10 |  | Sperrin Harriers 5 Mile Classic |  | 19.30 |  | Road |
 | |
| 7 Aug 10 |  | Seven Sevens NIC |  | |  | Mountain |
 | link |
| 11 Aug 10 |  | Downpatrick RGU 10k |  | |  | Road |
 | |
| 14 Aug 10 |  | Scott & Gault Memorial 10k |  | |  | Road |
 | |
| 14 Aug 10 |  | Lurig GP |  | |  | Mountain |
 | link |
| 14 Aug 10 |  | IMRA World Trial |  | |  | Mountain |
 | |
| 21 Aug 10 |  | Darragh Cross 6 Mile & Fun Run |  | |  | Road |
 | |
| 27 Aug 10 |  | Killyleagh 5 |  | |  | Road |
 | |
| 28 Aug 10 |  | Donard & Commedagh NIC IC |  | |  | Mountain |
 | link |
| 28 Aug 10 |  | World Masters Poland |  | |  | Mountain |
 | |
| 31 Aug 10 |  | Dessies Run |  | |  | Road |
 | |
| 4 Sept 10 |  | Ben Nevis |  | |  | Mountain |
 | |
| 4 Sept 10 |  | Slieve Foye |  | |  | Mountain |
 | link |
| 5 Sept 10 |  | Spar Laganside 10k |  | |  | Road |
 | |
| 5 Sept 10 |  | Dublin Peaks |  | |  | Mountain |
 | link |
| 11 Sept 10 |  | Waterside Half Marathon |  | |  | Road |
 | |
| 18 Sept 10 |  | NIMAA 5K Road Race |  | |  | Road |
 | |
| 18 Sept 10 |  | Mourne Mountain Marathon Day 1 |  | |  | Mountain |
 | |
| 19 Sept 10 |  | Mourne Mountain Marathon Day 2 |  | |  | Mountain |
 | |
| 25 Sept 10 |  | Black Mountains Wales BC |  | |  | Mountain |
 | |
| 25 Sept 10 |  | Bangor 10k |  | |  | Road |
 | |
| 2 Oct 10 |  | Slieve Gallion GP |  | |  | Mountain |
 | link |
| 26 Dec 10 |  | Turkey Trot |  | |  | Mountain |
 | |