| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2009 | First Division (Ireland) | 3 | 270 | 0 | 0 | 0 | — |
| 2010 | Premier Division | 27 | — | 0 | — | — | — |
| 2014/2015 | Premiership | 6 | — | 0 | — | — | — |
| 2015/2016 | Premiership | 9 | — | 0 | — | — | — |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-09-03
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Ballymena United | 4 | 2 | 1 | 1 | 0 | 0 | 0 | 0 |
 Ballinamallard United | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Linfield | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Dungannon Swifts | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Ards | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Cliftonville | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Crusaders | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Coleraine | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Sporting Fingal | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Billy Brennan featured 9 times in the 2015/2016 Premiership.
His league career on record ran from 2009 to 2015: 4 seasons across 2 clubs.
His recorded league football covers 2 domestic leagues: Premier Division (27 appearances) and Premiership (15 appearances).
