Shigeo Ogata (緒方 茂生, Ogata Shigeo) (born October 4, 1968) is a retired male freestyle swimmer from Japan.

He represented his native country in three consecutive Summer Olympics, starting in 1984.

His best Olympic result was the 5th place (3:49.91) in the Men's 4×100 metres Medley Relay event at the 1988 Summer Olympics, alongside Daichi Suzuki, Hironobu Nagahata and Hiroshi Miura.

This Japanese swimming biography is a stub.

You can help Wikipedia by expanding it.