4 Dec 1983
Bobby Berna beats Suh Sung-in via corner retirement 9/15
Super Bantamweight (122 lb)
15 Apr 1984
Suh Sung-in beats Bobby Berna via knockout 10/15
Suh Sung-in becomes the IBF Super Bantamweight world champion
8 Jul 1984
Suh Sung-in beats Cleo Garcia via knockout 4/15
3 Jan 1985
Kim Ji-won beats Suh Sung-in via knockout 10/15
9 Oct 1985
Kim Ji-won beats Suh Sung-in via knockout 1/15