Jan Písecký (born 15 May 1951) is a former professional tennis player from the Czech Republic.

Písecký, who was born in Prague, was a Czechoslovak Davis Cup squad member, without featuring in a tie.

[1] He competed professionally in the 1970s and had early success at his home tournament in Prague where he made the semi-finals in 1973, with wins over Péter Szőke, Roscoe Tanner and František Pála.

[2] In the 1974 French Open he reached the second round of the singles and was a quarter-finalist in the mixed doubles partnering Renáta Tomanová.

He appeared in two further main singles draw of Grand Slam tournaments, the French Open and Wimbledon Championships in 1975, for a first round exit in both, to Jairo Velasco and Phil Dent respectively.