Shigeyuki Aikyo (Japanese: ?? ??; born 29 January 1964) is a Japanese former track and field athlete who specialised in the 3000 metres steeplechase.
He was the gold medallist at the 1986 Asian Games and the 1985 Asian Athletics Championships.
He was also a two-time Universiade bronze medallist and a two-time national champion.
Aikyo was Asia's only steeplechase competitor at the World Championships in Athletics in both 1983 and 1987.
He competed for Asia at the 1985 IAAF World Cup.
His personal best of 8:31.27 minutes is a Japanese junior national record.