Former Milwaukee Brewers organizational pitcher Brian Wolfe, who later reached the majors with Toronto and starred in Japan, has died at 45.

Wolfe passed away on September 15, 2026, in Middleton, Idaho. His wife, Rachell, announced the news on Facebook, writing that he died “after a really, really difficult and torturous battle.”

She did not specify a cause of death, and none has been made public. He is survived by his wife and two daughters.

Born November 29, 1980, in Fullerton, California, Wolfe was a standout at Servite High School in Anaheim. As a junior he went 11-2 with a 1.37 ERA and a county-high 139 strikeouts; as a senior he was 12-0 with a 1.30 ERA.

The Minnesota Twins selected him in the sixth round of the 1999 draft. He spent several seasons in their system, reached Triple-A, underwent elbow surgery in 2004, and was released in May 2005.

That same month, the Brewers signed him as a minor-league free agent. Wolfe finished 2005 with High-A Brevard County, posting a 0.79 ERA in 19 appearances.

In January 2006 the Brewers traded him to the Toronto Blue Jays for infielder Corey Koskie—the transaction that opened the door to his major-league career.

He never appeared in a Brewers big-league game, but the stop in Milwaukee’s system was a pivotal bridge after his release by Minnesota.

Wolfe debuted with Toronto on May 30, 2007. As a rookie he went 3-1 with a 2.98 ERA in 38 relief outings. Over three seasons (2007–09) he made 72 appearances, finishing 5-5 with a 3.81 ERA, 47 strikeouts, and 82⅔ innings.

After becoming a free agent he moved to Nippon Professional Baseball, where he spent nine seasons with the Hokkaido Nippon-Ham Fighters, Fukuoka SoftBank Hawks, and Saitama Seibu Lions.

He went 56-40 with a 3.43 ERA, won Japan Series titles with SoftBank in 2014 and 2015, and was a teammate of Shohei Ohtani during Ohtani’s first year with the Fighters. He retired after the 2018 season at age 37.

After baseball, Wolfe coached young pitchers through Wolfepack Pitching. The Toronto Blue Jays issued a statement of condolence.

Friends and former teammates, including outfielder Brandon Barnes, remembered him as a mentor as well as a competitor.

His path from California high-school ace through the Twins and Brewers organizations, a brief but effective MLB run, and a long, successful second act in Japan marked a durable professional career cut short at 45.