| Month | Matches | Mins | G | A | G+A | G/M | Rating |
|---|---|---|---|---|---|---|---|
Jun 2026 | 2 | 180 | 0 | 0 | 0 | 0.00 | 6.91 |
May 2026 | 4 | 356 | 0 | 0 | 0 | 0.00 | 6.55 |
Apr 2026 | 2 | 180 | 0 | 0 | 0 | 0.00 | 6.88 |
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Sydney Olympic | 4 | 3 | 0 | 1 | 0 | 0 | 0 | 0 |
 Manly United | 4 | 0 | 2 | 2 | 0 | 0 | 1 | 0 |
 APIA Leichhardt Tigers | 3 | 2 | 0 | 1 | 0 | 0 | 1 | 0 |
 Wollongong Wolves | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Sydney II | 3 | 1 | 1 | 1 | 0 | 0 | 2 | 1 |
 St George City FA | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
 Western Sydney W. II | 3 | 2 | 1 | 0 | 1 | 0 | 0 | 0 |
 Rockdale Ilinden FC | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 Sutherland Sharks | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 1 |
 Mt Druitt Town | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 Central Coast II | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 Central Coast Mariners | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Adelaide United | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Sydney United 58 FC | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Marconi Stallions | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 St. George Saints | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 North Shore Mariners | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 NWS Spirit | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Bulls Academy | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Nicholas O'Brien plays as a defender for Blacktown City. Throughout his career, Nicholas O'Brien has scored 3 goals and provided 2 assists in 74 appearances. A commanding presence at the back, Nicholas O'Brien has made 74 career appearances, contributing 3 goals from defensive positions. Nicholas O'Brien stands 193 cm tall.
