Fai played only one senior game for his junior club, the Mangere East Hawks, before being promoted to the Counties Manukau Jetz in the Bartercard Cup. A Warriors development player since 2003, he later played for the Auckland Lions in the 2007 NSWRL Premier League and the Junior Warriors in the 2008 Toyota Cup. Fai made ten appearances in the Toyota Cup, scoring five tries.
- Sonny Fai
- Son Son
- Date of Birth:
- Place of Birth:
- Auckland, New Zealand
- 109 kg
- New Zealand
- Warriors #:
- Warriors Debut (Date and Match Details):
- 23rd March 2008 vs Parramatta Eels
- Junior Club:
- Mangere East Hawks
- Signed From:
- Counties Manukau Jetz
- Second Row
- Wikipedia Page:
Fai made representative teams from a young age, first making the New Zealand under-16s in 2003. Fai made the Junior Kiwis in 2004 and New Zealand 'A' in 2007
Fai was named the Warriors 2007 Under-20 Player of the Year. A powerful back rower who impressed for the Auckland Lions when he debuted in the NSWRL Premier League in 2007, scoring 14 tries in 21 games. He was named in the New Zealand and Samoan training squads for the 2008 Rugby League World Cup.
Fai went missing at around 7 pm on 4 January 2009, after being caught in a rip current while trying to save his brother and four cousins when they got into difficulty at Te Henga (Bethells Beach), Auckland. Despite extensive searches his body was never found, and on 13 August 2009 Chief coroner Neil McLean announced in the Auckland District Court that he drowned.
The New Zealand Warriors, in honour of Fai, kept his name on the playing roster for the 2009 season, in accordance with their team motto "Keeping the Faith". The Warriors wore black armbands for their opening NRL match of the 2009 season, as well as jerseys embroidered with Fai's signature and official team number in honour of him.
The Warriors dedicated their Round Five home match to Fai's memory. The match was played on the 5 April 2009 and the Warriors were defeated by the South Sydney Rabbitohs, 22–16.
The Warriors also named the Junior Warrior of the Year award in his honour.
- 2003 New Zealand U16
- 2004 Junior Kiwis
- 2005 Junior Kiwis
- 2007 Warriors U20 Player of the Year
- 2007 New Zealand A
- 2008 New Zealand Warriors