Kayoko Sugiyama
Personal information
Born	(1961-10-31) 31 October 1961 (age 62) Ami, Ibaraki, Japan
Height	1.78 m (5 ft 10 in)
Volleyball information
Position	Outside hitter
Number	8 (1984) 2 (1988)
National team
1981-1988  Japan
Honours Women's volleyball Representing  Japan Olympic Games 1984 Los Angeles Team FIVB World Cup 1981 Japan Asian Games 1982 New Delhi Team

Kayoko Sugiyama (Japanese: 杉山 加代子; born 31 October 1961) is a Japanese former volleyball player who competed in the 1984 Summer Olympics and in the 1988 Summer Olympics.

In 1984, she was a member of the Japanese team that won the bronze medal in the Olympic tournament.

Four years later, she finished fourth with the Japanese team in the 1988 Olympic tournament.