Casselman may refer to: Places Casselman, Pennsylvania, a borough in Somerset County, Pennsylvania Casselman, Ontario, a village in eastern Ontario Casselman-Steele Heights, Edmonton, a residential area located in northeast Edmonton, Alberta, Canada. Casselman, Edmonton, a residential neighbourhood located in northeast Edmonton, Alberta, Canada. Casselman River, a tributary of the Youghiogheny River in Pennsylvania Casselman Formation, a sedimentary bedrock unit in Pennsylvania and Maryland People Amos Casselman (1850-1929), an American archer Arthur Allen Casselman (1902-1974), a Canadian politician Arza Clair Casselman (1891-1958), an Ontario lawyer and political figure Cora Taylor Casselman (1888-1964), a Canadian federal politician Frederick Clayton Casselman (1885-1941), a Canadian federal politician Mike Casselman (born 1968), a retired Canadian professional ice hockey player Orren D. Casselman (1861-1950), an Ontario merchant and political figure William Allen Casselman, a Canadian mathematician William Gordon Casselman (born 1942), a Canadian writer and broadcaster William H. Casselman (1868-1941), an Ontario farmer and political figure Other Casselman Bridge, a historic bridge east of Grantsville, Maryland. Casselman railway station, a station stop in the village of Casselman, Ontario, Canada Casselman Wind Power Project, a wind farm in Somerset County, Pennsylvania Ottawa/Casselman (Shea Field) Aerodrome, an aerodrome located east of Ottawa, Ontario, Canada.