| Birth Name: | Adrian Alin Petrache |
| Birth Date: | 29 October 1976 |
| Birth Place: | Bucharest, Romania |
| Ru Position: | Number Eight |
| Youthclubs1: | Locomotiva București |
| Ru Clubyears: | 1995–1996 1996–1999 1999–2000 2000–2001 2001–2002 2002–2003 2003–2005 |
| Ru Proclubs: | Universitatea Timișoara Dinamo Bucharest RC Paris Bordeaux Bègles Dinamo Bucharest Toulon AS Béziers |
| Ru Nationalyears: | 1998–2004 |
| Ru Nationalteam: | Romania |
| Ru Nationalcaps: | 31 |
| Ru Nationalpoints: | (30) |
Adrian Alin Petrache (born 29 October 1976 in Bucharest) is a Romanian rugby union administrator and former player. He is currently the president of CSM București sports club and also president of the Romanian Rugby Federation.[1] He was also the president of the Romanian Olympic and Sports Committee between 2014 and 2016.
Petrache was a member of the Romania national team. He played three matches at the 1999 Rugby World Cup and scored a try against the United States. He played as a Number Eight.[2]