S. Antonius Budi Ariantho (born 3 October 1973), also known as Antonius Ariantho or Antonius Irianto, is a retired Indonesian badminton player who specialized in men's doubles. During the 1990s he shared numerous international titles with his regular partner Denny Kantono including the French (1993); Hong Kong (1993); Denmark (1994); Thailand (1994); Chinese Taipei (1995, 1996); and Indonesia (1996) Opens; and the (now defunct) Badminton World Cup (1996) and World Badminton Grand Prix (1998) events. They were runners-up at the prestigious All-England Open in 1995, and bronze medalists at the 1996 Olympics in Atlanta.

1996 Olympics

Ariantho competed in badminton at the 1996 Summer Olympics in men's doubles, with Denny Kantono, and won a bronze medal. They lost in semifinals against Cheah Soon Kit and Yap Kim Hock, of Malaysia, 15–10, 15–4, and in the bronze medal match they defeated Soo Beng Kiang and Tan Kim Her, of Malaysia, 15–4, 12–15, 15–8.

Achievements

Olympic Games

Men's doubles

World Cup

Men's doubles

Asian Championships

Men's doubles

Asian Cup

Men's doubles

Southeast Asian Games

Men's doubles

IBF World Grand Prix

The World Badminton Grand Prix sanctioned by International Badminton Federation (IBF) since 1983. Men's doubles

IBF International

Men's doubles