| 01.05 | |  Kampioenschap van Libië | CN | |
| 01.05 | |  Grand Prix Herning | 1.1 | |
| 01.05 | |  GP Industria & Artigianato | 1.1 | |
| 01.05 | |  National Road Championships - El Salvador TT | CN | |
| 01.05 | |  Grote Prijs 1 Mei - Ereprijs Victor De Bruyne | 1.2 | |
| 01.05 | |  Memorial Andrzeja Trochanowskiego | 1.2 | |
| 01.05 | |  Mayor Cup | 1.2 | |
| 01.05 | |  Ronde van Overijssel | 1.2 | |
| 02.05 | | Memorial of Oleg Dyachenko | 1.2 | |
| 02.05 | | Circuito del Porto - Trofeo Arvedi | 1.2 | |
| 03.05 | 08.05 |  Azerbaïjan Tour | 2.2 | |
| 05.05 | 09.05 | Five rings of Moscow | 2.2 | |
| 07.05 | |  Challenge du Prince - Trophée Princier | 1.2 | |
| 07.05 | 09.05 | Szlakiem Grodòw Piastowskich | 2.1 | |
| 08.05 | |  102nd Scandinavian Race Uppsala - 1909 to 2010 | 1.2 | |
| 08.05 | |  Pan American Championships TT | CC | |
| 08.05 | | Challenge du Prince - Trophée de l'Anniversaire | 1.2 | |
| 09.05 | | Challenge du Prince - Trophée de la Maison Royale | 1.2 | |
| 09.05 | | Pan American Championships | CC | |
| 09.05 | | Omloop der Kempen | 1.2 | |
| 09.05 | | GP Industrie del Marmo | 1.2 | |
| 11.05 | 15.05 | International Presidency Tour | 2.2 | |
| 12.05 | | Batavus Prorace | 1.1 | |
| 12.05 | 16.05 |  Doble Sucre Potosi G.P. Cemento Fancesa | 2.2 | |
| 12.05 | 16.05 |  Flèche du Sud | 2.2 | |
| 13.05 | 16.05 |  Rhône-Alpes Isère Tour | 2.2 | |
| 14.05 | 16.05 | Tour de Picardie | 2.1 | |
| 16.05 | 23.05 |  Tour of Japan | 2.2 | |
| 16.05 | | Grand Prix Jasnej Góry-Czestochowa | 1.2 | |
| 16.05 | 23.05 |  FBD Ras | 2.2 | |
| 17.05 | 23.05 | Olympia's Tour | 2.2 | |
| 19.05 | 23.05 | Circuit de Lorraine Professionnel | 2.1 | |
| 19.05 | 23.05 |  Tour Eritrea | 2.2 | |
| 23.05 | |  Neuseen Classics - Rund um die Braunkohle | 1.1 | |
| 25.05 | |  National Road Championships - Cuba TT | CN | |
| 27.05 | | National Road Championships - Cuba | CN | |
| 27.05 | 30.05 | Tour de Kumano | 2.2 | |
| 28.05 | |  Kampioenschap van Chili TT | CN | |
| 28.05 | 30.05 | Tour de Gironde | 2.2 | |
| 28.05 | 31.05 |  Tour of Trakya | 2.2 | |
| 28.05 | |  Tallinn-Tartu Grand Prix | 1.1 | |
| 29.05 | |  GP Kranj | 1.1 | |
| 29.05 | | Grand Prix de Plumelec-Morbihan | 1.1 | |
| 29.05 | | SEB Tartu Grand Prix | 1.1 | |
| 30.05 | | Boucles de l'Aulne | 1.1 | |
| 30.05 | |  GP-Hydraulika Mikolasek | 1.2 | |
| 30.05 | | Kampioenschap van Chili | CN | |
| 30.05 | |  Rogaland GP | 1.2 | |
Materiaalzone 
Fietstoerisme 
