Amateur career Wiemer attended
Bedford Senior High School in
Temperance, Michigan. He enrolled at the
University of Cincinnati and played
college baseball for the
Cincinnati Bearcats. In 2019, he played
collegiate summer baseball with the
Harwich Mariners of the
Cape Cod Baseball League and was named a league all-star.
Milwaukee Brewers The
Milwaukee Brewers selected Wiemer in the fourth round of the
2020 Major League Baseball draft. He did not appear for the organization in 2020 due to the cancellation of the minor league season because of the
COVID-19 pandemic. Wiemer made his professional debut in 2021 with the Single-A
Carolina Mudcats before being promoted to the High-A
Wisconsin Timber Rattlers. Over 109 games between the two teams, he slashed .295/.403/.556 with 27 home runs, 77 runs batted in, and 30 stolen bases. In 2022, Wiemer played in 127 games split between the Double-A
Biloxi Shuckers and Triple-A
Nashville Sounds. In 484 at-bats, he hit .256/.336/.465 with 21 home runs, 77 runs batted in, and 31 stolen bases in 34 attempts. After initially missing out on the
Opening Day roster, on March 30, 2023, the Brewers announced Wiemer was promoted to the major leagues. On April 1, Wiemer hit a double in his major league debut against the
Chicago Cubs at
Wrigley Field on the first pitch he saw. On April 5, Wiemer hit his first major league home run in a win over the
New York Mets at
American Family Field. On May 13, Wiemer delivered a walk-off
sacrifice fly in a win over the
Kansas City Royals. On June 6, he recorded his first career walk-off hit, a single against the
Baltimore Orioles. In 132 games during his rookie campaign, Wiemer batted .204/.283/.362 with 13 home runs, 42 RBI, and 11 stolen bases. Wiemer was optioned to Triple-A Nashville to begin the 2024 season. In 19 games for Milwaukee, Wiemer slashed .154/.185/.154 with one stolen base and one walk.
Cincinnati Reds On July 30, 2024, the Brewers traded Wiemer,
Jakob Junis, and cash to the
Cincinnati Reds for pitcher
Frankie Montas. Wiemer played in two Reds games, walking in his only plate appearance.
Kansas City Royals On November 22, 2024, the Reds traded Wiemer and
Jonathan India to the
Kansas City Royals for pitcher
Brady Singer. Wiemer was optioned to the Triple-A
Omaha Storm Chasers to begin the 2025 season. He made 72 appearances for Omaha, batting .182/.291/.312 with nine home runs, 38 RBI, and 12 stolen bases.
Miami Marlins On August 4, 2025, Wiemer was claimed off waivers by the
Miami Marlins. On August 16, the Marlins recalled Wiemer after
Kyle Stowers was placed on the injured list. In 27 appearances for Miami, he batted .236/.279/.436 with three home runs and 12 RBI. Wiemer was
designated for assignment by the Marlins on November 18.
Washington Nationals On November 21, 2025, Wiemer was traded to the
San Francisco Giants in exchange for cash considerations. He was designated for assignment by San Francisco on December 17. On January 5, 2026, Wiemer was claimed off waivers by the
Washington Nationals. In his first three games with the Nationals Wiemer tied the MLB record for the most consecutive plate appearances (10) reaching safely to start a season. He is only the second player in 106 years to achieve this feat, sharing the record with
Carlos Delgado from 2002. The streak ended on a groundout on his 11th plate appearance in a game against the
Philadelphia Phillies on March 30. His streak consisted of two home runs, one triple, five singles, and two walks. ==References==