The following is a complete list of all sports participating in the 2012 Olympics:
- Archery
- Athletics
- Badminton
- Baseball
- Basketball
- Boxing
- Canoe/Kayak - Flatwater and Slalom
- Cycling - Track, Road, Mountain Bike and BMX
- Equestrian
- Fencing
- Football
- Gymnastics - Artistic, Trampoline and Rhythmic
- Handball
- Hockey
- Judo
- Rowing
- Sailing
- Swimming
- Diving
- Synchronized Swimming
- Water Polo
- Modern Pentathlon
- Softball
- Taekwondo
- Tennis
- Table Tennis
- Shooting
- Triathlon
- Volleyball
- Volleyball - Beach
- Weightlifting
- Wrestling