Thomas Obi had the following podium finishes at major championships: 2nd in the 1958 British Empire and Commonwealth Games 4×110 yards Relay (with Jimmy Omagbemi, Smart Akraka, and the non-Olympian Victor Odofin). At the 1958 British Empire and Commonwealth Games Obi was eliminated in the semi-finals of the 120 yards hurdles and in the quarter-finals of the 100 yards.
Personal Best: 100 – unknown.
|1956 Summer||Melbourne||Athletics||Men's 100 metres||Nigeria||NGR||5 h7 r1/4|
|1956 Summer||Melbourne||Athletics||Nigeria||Round One||Heat Seven||5||11.0||11.10|