Justina Bricka (born February 14, 1943) is an American former tennis player from St. Louis, Missouri.

[1] In 1961 she was called up for the United States Wightman Cup team and had a win over Angela Mortimer.

Bricka's best year of doubles came while the partner of Margaret Smith in 1962, with seven tournament titles and a runner-up finish at the French Championships.

[2] In 1965 she was a singles quarter-finalist at the Wimbledon Championships.

Later in her career she competed as Justina Horwitz, from her then marriage to tennis player Dick Horwitz.