William Martin Croll (born April 9, 1866) was a Democratic politician who represented Pennsylvania in the United States House of Representatives. Serving a single term as a member of Congress, he held office as the representative for Pennsylvania’s 14th Congressional District. His tenure in the House places him among the historical members of Congress from the Commonwealth.

Croll served in the 1920s, a period of significant political and social change in the United States. He took office on December 3, 1923, and his service concluded on March 3, 1925. During this time, he was affiliated with the Democratic Party and formally held the role of Representative. Although specific committee assignments, legislative initiatives, and additional biographical details are not provided in the available record, his term from 1923 to 1925 marks his contribution to federal representation for Pennsylvania’s 14th District.