Early career From 2013 to 2015, Sipley played for the New Zealand Warriors'
NYC team. On 5 October 2014, he played in the Warriors'
2014 NYC Grand Final win over the
Brisbane Broncos. He captained the side in 2015. On 2 May 2015, he played for the
Junior Kiwis against the
Junior Kangaroos. On 3 June 2015, he re-signed with the Warriors on a 2-year contract.
2016 Sipley graduated to the Warriors'
Intrust Super Premiership NSW team in 2016. In Round 9 of the
season, he made his
NRL debut for the Warriors against the
St. George Illawarra Dragons.
2017 In June, Sipley signed a two-year contract with the
Manly Warringah Sea Eagles for the 2018/2019 seasons.
2018 On 19 May, Toafofoa Sipley made his club debut for Manly Warringah against the
Melbourne Storm in the 24-4 win at
AAMI Park. Sipley made a total of 4 appearances for Manly in the
2018 NRL season as the club endured one of their worst ever seasons finishing 15th on the table and narrowly avoiding the wooden spoon. On 27 October, Sipley made his debut for
Niue against
Italy. In this match, he scored a try as Niue lost 36–32.
2019 Sipley made 10 appearances for Manly Warringah in the
2019 NRL season as the club reached the finals. Sipley played in Manly's elimination final victory over
Cronulla-Sutherland at
Brookvale Oval.
2020 & 2021 Sipley made no appearances for Manly in the
2020 NRL season. In round 16 of the
2021 NRL season, he scored two tries for Manly in a 66-0 victory over Canterbury. Sipley played 20 games for Manly in the
2021 NRL season but did not feature in their finals campaign which saw them reach the preliminary final stage before losing to
South Sydney.
2022 Sipley made 19 appearances for Manly in the
2022 NRL season as the club finished 11th on the table. He was one of seven players involved in the
Manly pride jersey player boycott.
2023 Sipley played 15 matches for Manly in the
2023 NRL season as the club finished 12th on the table and missed the finals.
2024 Sipley was limited to only 13 games for Manly in the
2024 NRL season as they finished 7th on the table and qualified for the finals. Manly would be eliminated in the second week of the finals by the Sydney Roosters.
2025 On 4 August, Manly announced that Sipley would depart the club at the end of the season after he was released from his contract. On the same day, it was announced that Sipley had signed a two-year deal with English club
Warrington. On 2 September, Sipley was found guilty by the NRL judiciary after being placed on report for a cannonball tackle during Manly's victory over
St. George Illawarra. He was suspended for four matches.
2026 On 13 February, Sipley made his Super League debut for the Warrington Wolves in the opening round 24-14 victory against St. Helens. On 28 February, Sipley scored his first Super League try in a 27-16 victory over Wakefield Trinity at home, he also received a yellow card for a professional foul at the end of the first half to prevent a try, he was awarded the player of the match award by the stadium PA before the BBC pundits decided it would go to Marc Sneyd instead. == Statistics ==