Arthur Koegel (May 2, 1889 – May, 1974) was a Socialist bricklayer from Milwaukee who served five terms from 1933 to 1942 as a member of the Wisconsin State Assembly.
As of his 1932 election, he had been a member of the Bricklayers, Masons and Plasterers International Union of America for 24 years, and had never held public office.
[5] In 1934, he was again unopposed in the primary, and received 2243 votes, to 1639 for Democrat Fred Stich, 1206 for Progressive Rudolph Korthals, and 665 for Republican George Becker.
[7] In 1936, under the Socialist/Progressive electoral fusion arrangement then prevailing, he was for the first time opposed in the primary, although he defeated his opponent Mueller by over 2:1.
In 1942, although unopposed in the Socialist primary (fusion having ended), he lost the general election, polling only 818 votes to 2696 for Republican Schreiber and 1652 for Progressive Walter Ensslin.