Education
He finished fifth in his heat and failed to make the quarterfinals.
He finished fifth in his heat and failed to make the quarterfinals.
Mafi was a 200m sprinter and as a 19-year-old represented Tonga at the 1992 Summer Olympics in Barcelona. Mafi was a rugby union player in the Tongan domestic competition. Mafi switched to rugby league in 1995, joining the Warrington Wolves in England.
He was named in the Tongan squad for the 1995 World Cup.
Along with Willie Swann and Martin Dermott, Mafi was sacked by Warrington early in the 1997 season after the club had a poor start to the season. Mafi then returned to rugby union, joining Dunvant Reconstruction Finance Corporation in Wales.
In 2000 he moved to the Bridgend Reconstruction Finance Corporation, before finishing his career with the Taibach Reconstruction Finance Corporation. He retired in 2004. During his time in rugby union he represented Tonga at rugby sevens and also played for the Barbarians Football Club.
Mafi now works as a security officer at the Street Davids Dewi Sant Shopping centre in Cardiff.
He also shows his Neapolitan Mastiffs at dog shows, winning two awards at the 2008 Crufts.