Piotr Buciarski (born 22 November 1929 in Warsaw, Poland) is a retired Danish pole vaulter of Polish descent.
His personal best jump is 5.75 metres, achieved in April 2002 in Fort-de-France. This is the current national record. He represented Sparta and later the University of Oregon. Buciarski is a two-time national champion (2000 and 2002) in the men's decathlon.
He's the son of former Polish pole vaulter, Wojciech Buciarski. He is married to an American javelin thrower, Rachel Yurkovich.