About Karol Welter
Born 1995. Karol Welter is a boxer.
Karol Welter is a Polish professional boxer.
Professional career Welter made his professional debut on 20 January 2018 where he beat David Schwierz via majority decision (MD).
His first title match came on 3 September 2021 where he fought against Przemysław Gorgoń for the Republic of Poland Super Middleweight title. This would be his first career loss after losing via split decision (SD).
His second chance for a title came on 15 April 2023 where he faced off against Stanisław Gibadlo for the vacant Republic of Poland middleweight title. Welter won the fight via unanimous decision (UD).
He faced Misto Abdulaev on November 29, 2025, for the vacant WBA Baltic and Republic of Poland International middleweight titles. Welter won the fight via a fourth-round TKO.
His first defense of both titles came on March 6, 2026, against Evander Castillo. Welter won the fight via a third-round knockout.
Professional boxing record
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Important facts
Related people
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Contemporaries
People whose lives overlapped Karol Welter's
Frequently asked questions
Who is Karol Welter?
Polish boxer (born 1995)
When was Karol Welter born?
Karol Welter was born on 29 September 1995.
What is Karol Welter's occupation?
Karol Welter is a boxer.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Karol Welter. https://biography.guide/karol-welter/
MLA: "Karol Welter." Biography.guide, https://biography.guide/karol-welter/.
Chicago: "Karol Welter." Biography.guide. https://biography.guide/karol-welter/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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