| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2009/2010 | Superliga (Romania) | 15 | — | 1 | — | — | — |
| 2010/2011 | Liga 2: Serie 1 (Romania) | 23 | — | 0 | — | — | — |
| 2011/2012 | Superliga (Romania) | 16 | — | 0 | — | — | — |
| 2012/2013 | Superliga (Romania) | 16 | — | 0 | — | — | — |
| 2013/2014 | Superliga (Romania) | 28 | — | 0 | — | — | — |
| 2014/2015 | Superliga (Romania) | 13 | — | 0 | — | — | — |
| 2014/2015 | Liga 2: Serie 1 (Romania) | 5 | — | 0 | — | — | — |
| 2015/2016 | Liga 2: Serie 1 (Romania) | 2 | — | 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 2026-09-05
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Târgu Mureş | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Pandurii Târgu Jiu | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Rapid Bucuresti | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Vaslui | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 SC Bacău | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Marius Onciu featured 5 times in the 2014/2015 Liga 2: Serie 1 (Romania).
Split by competition, the league record covers 2 domestic leagues: Superliga (Romania) (88 appearances, 1 goal) and Liga 2: Serie 1 (Romania) (30 appearances, 0 goals). 1 of those 8 recorded campaigns ended with 25 league appearances or more. Three straight seasons stand out for volume — 2012/2013–2014/2015, 62 league games, 21 a year.
