Joseph Wayne Kraemer (born September 10, 1964) is an American former professional baseball pitcher.

He made 45 relief appearances, posting a 6–3 record with a 1.09 ERA, 14 saves and 78 strikeouts in 661⁄3 innings of work.

He appeared in 41 games for the Winston-Salem Spirits, going 3–2 with a 2.73 ERA, 13 saves and 43 strikeouts in 522⁄3 innings of work.

He also appeared in five games with the Iowa Cubs, posting a 1–0 record with two strikeouts and a 27.00 ERA in 22⁄3 innings of work.

Pitching for the Pittsfield Cubs, Kraemer made 15 starts, going 5–5 with a 2.75 ERA and 47 strikeouts in 95 innings of work.

Save for one game with the big league club in 1989, Kraemer's entire season was spent with the Iowa Cubs.

Kraemer made his big league debut on August 22, 1989 at the age of 24 versus the Cincinnati Reds.

The rest of the game didn't go so smoothly for him - in fact, he gave up six runs in just 32⁄3 innings of work.

He pitched for both the Midland Angels and Edmonton Trappers, going a combined 3–3 with a 4.61 ERA in 46 appearances, seven of which were starts.

Following his career as an affiliated baseball player, he played with the Sioux City Explorers of the Northern League in 1993-94.