Ondřej Vaculík (born May 12, 1986 in Jilemnice) is a Czech ski jumper who has competed since 2002.
Vaculík finished 50th in the individual normal event at the 2007 FIS Nordic World Ski Championships in Sapporo.
His best individual World cup finish was 28th in a large hill event in Japan in 2006.
Vaculík's best individual career finish was second in a Continental Cup normal hill event in Slovenia in 2007.
This biographical article relating to Czech ski jumping is a stub.