His regular partner is his younger brother,
Jalani. Razif won a gold medal for Malaysia at the
1982 Commonwealth Games doubles with
Ong Beng Teong. They won the
All England Championships in 1982 after beating the Scottish pair,
Billy Gilliland and
Dan Travers. The Sidek brothers won almost every title on offer during their playing career, including the
World Grand Prix,
World Cup,
SEA Games,
Commonwealth Games and
Asian Championships. They introduced the “S” Service, which caused a deceptively erratic shuttle movement. The service was eventually banned by the
International Badminton Federation (IBF). He was also a member of the Malaysian squad that won the
Thomas Cup for the first time in 25 years, in a 3–2 victory over Indonesia at the National Stadium in 1992. He was the first Malaysian athlete to win an
Olympic Games medal in
Barcelona 1992. They won a bronze medal for Malaysia after reaching the semi-finals in the men's doubles category where they lost to the Korean pair,
Park Joo-bong and
Kim Moon-Soo. ==Coaching==