Logan Ketterer (born November 9, 1993) is an American professional soccer player who plays as a goalkeeper for Major League Soccer club CF Montréal.

Ketterer was a three-sport athlete in high school, playing basketball and tennis before turning his focus solely to soccer. He played collegiately at Bradley, appearing more than 50 times for the Braves after not playing a game through his first two seasons. During the collegiate offseason, Ketterer spent time with Ocean City Nor'easters. He was selected by Columbus Crew SC in the fourth round of the 2017 MLS SuperDraft and made his professional debut in the 2018 U.S. Open Cup.

Born in Madison, Wisconsin, Ketterer attended The Prairie School in Racine, Wisconsin, where he led the Hawks to back-to-back WIAA Division 3 state championships in 2010 and 2011. His junior season, Ketterer was the first goalkeeper in state history to shut out all opponents in every playoff and state tournament match. As a senior, Ketterer was voted the All-Racine County boys soccer Player of the Year,^[2] was named to the Wisconsin Soccer Coaches Association All-State team and was the Midwest Classic Conference South Division defensive player of the year.^[3] He also played basketball and tennis before turning his focus to soccer.

Ketterer played college soccer at Bradley. He redshirted coming out of high school in 2012, then didn't make an appearance in 2013. Ketterer entered the 2014 season, his sophomore year, as the second-string goalkeeper, but took over the starting job after an injury to starter Shay Niemeyer.^[4] He made his first appearance for the Braves on September 15, but gave up a goal in overtime to fall 1–0 to Cal State Northridge.^[5] He would pick up his first collegiate victory just four days later, however, making three saves in a 4–0 victory over Marshall.^[6] Ketterer was named the Defensive MVP of the ProRehab Aces Soccer Classic^[7] and was honored twice as the Missouri Valley Conference Defensive Player of the Week. He finished the season having allowed 14 goals in 14 games.

As a junior, Ketterer notched the only point of his collegiate career. Against Evansville on October 10, 2015, a Ketterer long ball was chipped over the Evansville keeper by Grant Bell in the 6th minute, handing Ketterer the only assist from his years at Bradley.^[8] Ketterer was named a Second Team NSCAA Scholar All-North/Central Region^[9] and earned a place on the MVC Honor Roll for the second consecutive season. He had a career-high five shutouts, but also conceded 24 goals. Ketterer closed his career in 2016 with a second consecutive Honorable Mention All-MVC honor^[10] and was named to the ProRehab Aces Soccer Classic All-Tournament Team. However, he also was sent off in his final collegiate game, getting shown a red card in the final minute of a 2–0 loss against Drake in the MVC Tourney play-in game.^[11] Ketterer ended his college career having made 51 appearances over three seasons and kept 12 clean sheets.^[12]

As of January 15, 2024^[28][29]