Stefan Mokrzecki of Ostoja coat of arms[1] (1862–1932) was a general in the Russian Army and the Polish Army.

During Polish-Soviet War commanded 8 DP and other units.

Later member of armed forces of Republic of Central Lithuania.

He was brother of Adam Mokrzecki that also was a general in Russian army to end as general of Polish army.

This biographical article related to the military of Poland is a stub.