Błażej Koniusz (Polish pronunciation: [ˈbwaʐɛj ˈkɔɲuʂ]) (born 22 February 1988[1] in Świętochłowice) is a tennis player from Poland.

[2] Koniusz has a career high ATP singles ranking of World No.

As a junior, he and compatriot Grzegorz Panfil won the 2006 Australian Open boys' doubles championship, defeating Americans Kellen Damico and Nathaniel Schnugg 7–6(7–5), 6–3 in the final.

[3] Koniusz represented Team Poland during Davis Cup play in 2008.

This biographical article relating to Polish tennis is a stub.