Frank Plesac

Frank Joseph Plesac

• Bats Right, Throws Right
• Height 6' 1", Weight 225 lb.

• School Bethel University (IN)
• High School Crown Point High School

• Born December 20, 2001 in Crown Point, IN USA

BR Register page

Biographical Information

Frank Plesac has pitched in the independent leagues and for the Croatian national team. He is the nephew of Dan Plesac and brother of Zach Plesac. He is thus the nephew of Joe Plesac and cousin of Blaze Alexander and CJ Alexander.

He was 2-7 with a 5.98 ERA as a college freshman, tying for the Crossroads League in losses. Making big strides, he improved to 6-5, 3.24 with 13 BB in 86 IP as a sophomore in 2022. He tied for 5th in the league in wins was 6th with 83 K. In '23, he had a 4-6, 3.59 record, but struck out 93 to 18 walks in 80 1/3 innings. He was one K behind leader Graham Kollen. He went 5-6 with a 4.56 ERA as a senior, K'ing 90 in 79 IP. He was 3rd in strikeouts.

Turning pro that summer, he was 3-0 with a save and a 4.01 ERA in 37 relief outings for the Joliet Slammers. He went 3-1 with a 4.26 ERA for the 2025 Slammers. He then joined Croatia for the 2025 European Championship. Starting their opener against Austria, he turned in an excellent start (6 IP, 3 H, 1 BB, 7 K, 0 R) but was matched by Mo Hackl. Anthony Susac took over. He also faced the champion Dutch national team and did a creditable performance, again going six innings and yielding 5 hits, 3 walks and 2 runs (1 earned) while striking out 3, versus a team with two MLB veterans in the lineup. He lost a 3-1 game to Lars Huijer. He tied Gabriele Quattrini for 7th in the event in IP and led Croatia's qualifiers in ERA.