Witold Taszycki (20 June 1898 – 8 August 1979) was a Polish linguist.
Starting in 1939 until his death, he was a member of the Polish Academy of Sciences.
He was the founder of the most influential school of thought in the Slavic onomatology.
From 1929 to 1941 and in 1944 he was a professor at the Lviv University, starting in 1946 until his death he was at the Jagiellonian University.