The Jersey Flegg Cup competition was first run in 1961 and ended in 2007 when the National Youth Competition was introduced. The competition was re-introduced in 2018. These records (apart from Jersey Flegg Titles) are from that season onward.

Jersey Flegg Titles: 3 – 1995, 2002, 2004

Most Games for the Club
41 Tyrell Neiufi (2018-2019)
35 Luke Knight (2021-2022)
35 Jack Stringer (2021-2022)
34 Riley Meyn (2019-2022)
33 Jack Mossman (2020-2022)
32 Daniel Fifita (2018-2019)
31 McKenzie Baker (2018-2020)
29 Stanley Malae (2018-2019)
29 Cooper Page-Wilson (2020-2022)
29 Jordan Swann (2021-2022)
29 Lupe Tivalu (2018-2019)

Most Tries in a Match
4
Tevita Masima v Canberra, Raiders Belconnen – Rd 17, 2022. Sydney won 40-14.
4
Jack Mossman v Parramatta, Kellyville Park – Rd 15, 2022. Sydney won 40-6.
3 Xavier Chatfield-Mooka v Victoria, Casey Fields – Rd 24, 2022. Sydney won 66-0.
3
Luke Knight v Victoria, Casey Fields – Rd 24, 2022. Sydney won 66-0.
3
Vuate Karawalevu v Victoria, Waverley Oval – Rd 14, 2022. Sydney won 38-10.
3
Zac Montgomery v Canberra, North Sydney Oval – Rd 6, 2022. Sydney won 40-10.
3
Ethan King v Manly, Waverley Oval – Rd 13, 2021. Sydney won 54-10.
3
Vuate Kurawalevu v Cronulla, Waverley Oval – Rd 12, 2021. Sydney won 26-24.
3
Jack Mossman v St George Illawarra, Waverley Oval – Rd 7, 2021. Sydney won 42-18.
3
Freddy Lussick v St George Illawarra, Leichhardt Oval – Rd 18, 2019. Sydney won 24-6.
Adam Pompey v St George Illawarra, Panthers Stadium – Finals Week 1, 2018. Sydney won 40-28.
Fletcher Baker v Parramatta, Allianz Stadium – Rd 15, 2018. Sydney won 42-16.
Josh Curran v St George Illawarra, WIN Stadium – Rd 6, 2018. Sydney won 42-22.

Most Tries in a Season
15
Jack Mossman in 21 games, 2022
13 Vuate Karawalevu in 15 games, 2022
13
Freddy Lussick in 19 games, 2019
12 Luke Knight in 24 games, 2022
12 McKenzie Baker in 19 games, 2019

Most Tries for the Club
24
Jack Mossman in 33 games
22 Vuate Karawalevu in 20 games
15 Luke Knight in 35 games
15
Tyrell Neiufi in 41 games

Most Points in a Season
128
Hugo Savala in 18 games, 2022 (2T, 60G)
98 Jack Mossman in 21 games, 2022 (15T, 19G)
82
Corey Fenning in 10 games, 2021 (7T, 27G)
78 Sean O’Sullivan in 10 games, 2018 (2T, 35G)
74 Adam Pompey in 21 games, 2018 (8T, 21G)

Most Points in a Match
20 Adam Pompey (3T, 4G) v St George Illawarra, Panthers Stadium – Finals Week 1, 2018. Sydney won 40-28.
18 Corey Fenning (1T, 7G) v St George Illawarra, Waverley Oval – Rd 7, 2021. Sydney won 42-18.
16 Tevita Masima (4T) v Canberra, Raiders Belconnen – Rd 17, 2022. Sydney won 40-14.
16 Jack Mossman (4T) v Parramatta, Kellyville Park – Rd 15, 2022. Sydney won 40-6.

Most Goals in a Match
7
Sandon Smith v Manly, Waverley Oval – Rd 13, 2021. Sydney won 54-10.
7
Corey Fenning v St George Illawarra, Waverley Oval – Rd 7, 2021. Sydney won 42-18.
7 Hugo Savala v South Sydney, Ironmark Performance Centre – Rd 3, 2022. Sydney won 42-18.
Hugo Savala v Manly, 4 Pines Park – Rd 13, 2022. Sydney won 40-22.
6 Ronald Volkman v Manly, Leichhardt Oval – Rd 2, 2022. Sydney won 40-24.
6
Zane Harris v North Sydney, North Sydney Oval – Rd 12, 2019. Sydney won 44-12.
6 Ethan O’Neill v Manly, Lottoland – Rd 2, 2019. Sydney won 40-18.
6
Sean O’Sullivan v Canterbury, Belmore Sports Ground – Rd 5, 2018. Sydney won 36-24.

Most Points for the Club
134
Jack Mossman in 33 games (24T, 19G)
128 Hugo Savala in 18 games (2T, 60G)
88 Vuate Karawalevu in 20 games (22T)
82
Corey Fenning in 10 games (7T, 27G)
78 Sean O’Sullivan in 10 games (2T, 35G)

Biggest Winning Margins
66
66-0 v Victoria, Casey Fields – Rd 24, 2022.
44
54-10 v Manly, Waverley Oval – Rd 13, 2021.
34 40-6 v Parramatta, Kellyville Park – Rd 15, 2022.
32 36-4 v Canterbury, Accor Stadium – Rd 8, 2022.
32 
44-12 v North Sydney, North Sydney Oval – Rd 12, 2019.

Biggest Losing Margins
32 10-42 v Penrith, Allianz Stadium – Rd 13, 2018.
28 14-42 v Canterbury, Mascot Oval – Rd 11, 2021.
24 16-40 v Canterbury, Belmore Sports Ground – Rd 6, 2021.
24 10-34 v Manly, Berkeley Vale Oval – Rd 7, 2018.
24 14-38 v Cronulla, Southern Cross Group Stadium – Rd 1, 2018.

Longest Winning Streaks
9
(Round 8, 2022 – Round 17, 2022)
4 (Round 3, 2018 – Round 6, 2018)

Longest Losing Streaks
4
(Round 3, 2021 – Round 6, 2021)
3 (Round 21, 2022 – Round 23, 2022)
3 (Round 23, 2019 – Finals Week 1, 2019)

Junior Kangaroos
Sean O’Sullivan (2018)

Junior Kiwis
Asu Kepaoa (2019), Christian Tuipulotu (2019)

NSW U20 Origin
2 Josh Curran (2018), Billy Smith (2018)

Qld U20 Origin
1 Lachlan Lam (2018)

NSW U19 Origin
Tyler Moriarty (2022)

Qld U19 Origin
Robert Toia (2022), Xavier Va’a (2022)

NSW U18 Origin
2 Egan Butcher (2018), Duwanye Mariner (2018)

Qld U18 Origin
2 Geordie Brand (2018), McKenzie Baker (2018)

Arthur Beetson Medal (Club Player of the Year)
2018 Sam Verrills
2019 Freddy Lussick
2022 Jacob Preston

NRL Graduates
19 Fletcher Baker (2018), Egan Butcher (2018-2019), Josh Curran (2018), Harrison Edwards (2019, 2021), Daniel Fifita (2018-2019), Jackson Frei (2018), Moala Graham-Taufa (2021-2022), Tukupa-Ke Hau Tapuha (2020), Asu Kepaoa (2018-2019), Lachlan Lam (2018), Freddy Lussick (2018-2019), Sean O’Sullivan (2018), Adam Pompey (2018), Billy Smith (2018), Treymain Spry (2018), Christian Tuipulotu (2019), Sam Verrills (2018), Ronald Volkman (2021-2022), Naufahu Whyte (2022)