István Bagyula (born 2 January 1969) is a retired Hungarian pole vaulter.
Bagyula was born in Budapest and is a former world junior record holder, having equalled Radion Gataullin's 1984 record of 5.65 metres (18 ft 6 in) at the 1988 World Junior Championships.
Maksim Tarasov is the world junior record holder with 5.80 metres (19 ft 0 in).
Bagyula competed for the George Mason Patriots track and field team, where he won an NCAA DI title in the pole vault.
This biographical article relating to Hungarian athletics is a stub.