United Republic of Tanzania at the 2012 Summer Olympics

Athletics

Marathon, Men Faustine Mussa 33
Samson Ramadhani 66
5,000 metres, Women Zakia Mrisho 16 h2 r1/2

Boxing

Welterweight, Men Selemani Kidunda =17

Swimming

100 metres Freestyle, Men Ammaar Ghadiyali 55
100 metres Freestyle, Women Magdalena Moshi 45