Shigeo Arai (新井 茂雄, Arai Shigeo?, born August 8, 1916, Shizuoka – July 19, 1944, Burma) was a Japanese freestyle swimmer. He won the gold medal for the Men's 4×200 m freestyle relay and a bronze medal for the 100 m freestyle in the 1936 Summer Olympics.
While serving in the Imperial Japanese Army during World War II, he was killed in action in Burma on July 18, 1944.
Read more about Shigeo Arai: Competitive Highlights