Tadeusz Nowicki (born 7 July 1946) is a former professional tennis player from Poland.

His best performance came at the 1971 French Open, where he made the fourth round with wins over Jim McManus, Vladimir Korotkov and Frew McMillan.

In the fourth round, he lost in four sets to eventual finalist Ilie Năstase.

[3] Nowicki had a long Davis Cup career for Poland, featuring 25 ties across 16 years.

[4] A former Davis Cup captain, Nowicki lives in Germany and has been head coach of TGF Bochum for many years.