| Józef Trojak | |
| Birth Date: | 1966 3, df=yes |
| Birth Place: | Grębanin, Poland |
| Death Place: | Wałbrzych, Poland |
| Position: | Defender |
| Height: | 1.87 m |
| Clubs1: | LKS Jankowy |
| Years2: | 1984–1989 |
| Clubs2: | Górnik Wałbrzych |
| Caps2: | 28 |
| Goals2: | 0 |
| Years3: | 1989 |
| Clubs3: | Śląsk Wrocław |
| Caps3: | 8 |
| Goals3: | 0 |
| Years4: | 1990 |
| Clubs4: | Górnik Wałbrzych |
| Years5: | 1991 |
| Clubs5: | LKS Jankowy |
Józef Trojak (21 March 1966 – 4 February 2014) was a Polish footballer who played as a defender.
Trojak made his debut for Górnik Wałbrzych in 1983. The team won the First League that year. He stayed for six years at the club, then transferred to Śląsk Wrocław for a year. At the end of the 1989–90 season, he returned to Wałbrzych, where he retired at the end of the 1990–91 season at the age of 35. He went on to become a coach.
He died after suffering a heart failure on 4 February 2014 in Wałbrzych at the age of 47.[1]
His son Miłosz is a professional footballer, currently playing for Ekstraklasa club Korona Kielce.[2]