Fa'amanu Brown (born 24 December 1994) is a professional rugby league footballer who last played as a hooker for the St. George Illawarra Dragons and has represented Samoa and New Zealand at international level.

He previously played for the Cronulla-Sutherland Sharks, Canterbury-Bankstown Bulldogs, Wests Tigers and Newcastle Knights in the NRL, Hull F.C.

[5] Brown was selected to play for Samoa against Fiji in the 2014 Pacific Rugby League International test, but withdrew due to injury.

[13][14] On 7 May, Brown made his international debut for Samoa against Tonga in the 2016 Polynesian Cup, where he played at five-eighth and kicked 3 goals in a man-of-the-match performance.

After waiting almost a year for a chance to be recalled to the side, Brown finally made his NRL return in Cronulla's clash with Canterbury in round 12, with the regular half, James Maloney, unavailable due to State of Origin duties.

[17] On 28 July 2017, Brown started for Cronulla against the New Zealand Warriors and scored a try, but was later taken from the field after suffering a head collision.

[19] Brown played in Canterbury's Intrust Super Premiership NSW grand final victory over his former club Newtown at Leichhardt Oval.

The following week, Brown played in Canterbury's NRL State Championship side which defeated Redcliffe 42-18 at ANZ Stadium.

[29] Brown played a total of 13 games for the Wests Tigers in the 2022 NRL season as the club claimed the Wooden Spoon for the first time.

[32] Brown made his debut for the Knights in round 26, coming off the interchange bench in Newcastle's 32-6 victory over the Cronulla-Sutherland Sharks, giving them an 8 game winning streak.

On the replays that were provided, Brown had accidentally clashed heads with Warrington player Ben Currie but instead of play continuing he was given a red card.