Joseph Martin Pactwa (June 2, 1948 – March 10, 2009) was a professional baseball outfielder and pitcher.

He was drafted by the New York Yankees and played in their minor league organization for several years before being released in 1974.

After that, he served as a two-way player in the U.S. minors and in Mexico, where he played both summer and winter ball.

In 1975, Pactwa went 17–6 with a 2.61 ERA and batted .299 with 13 home runs, leading the Alijadores de Tampico to a Mexican League championship.

This biographical article relating to an American baseball pitcher born in the 1940s is a stub.