|Date of birth||28 July 1960|
|Place of birth||Charleroi, Belgium|
|Height||1.86 m (6 ft 1 in)|
|Châtelet (Head coach)|
|1997–1999||Royal Tilleur FC||37||(15)|
|1999–2001||Standard Liège (youth)|
|2001–2002||KV Mechelen (youth)|
|* Senior club appearances and goals counted for the domestic league only|
Czerniatynski played successively for Charleroi, Antwerp, Anderlecht, Standard, Antwerp again, KV Mechelen, Germinal Ekeren and Tilleur-Liège. He was part of the team when Antwerp played its last European final against Parma in 1993, as well as in that of Anderlecht for its two European finals in 1983 and 1984 (scoring in the latter). Anderlecht played its last European final in 1990.
Czerniatynski played 31 games, scoring 6 goals, for Belgium. He was also in the Belgian team for the 1982, scoring one goal, and 1994 World Cups as well as for the Euro 1984 but he did not play a game in that tournament.
- R.S.C. Anderlecht
- Royal Antwerp FC
- Belgian Cup: 1991–92
- Germinal Ekeren
- Belgian Cup: 1996–97
- Alex Czerniatynski explique comment il est devenu le T1 de Châtelet-Farciennes, walfoot.be, 30 March 2018