Looking for Seitz Seiz IN Germany Canada Ohio Minnesota

My ggggrandfather was William George Seitz(1830?-1890?)married Christena Rist(1833-1890?) from Wurtzenburg, Germany moved to Canada and had children including my gggrandfather William George Seiz(1865?-1915) they moved to Ohio, both had children in Ohio. Then they moved to Minnesota where WG Seiz married Ellen Mary McGuinn (1865-19?) had more children including my ggrandmother Elizabeth Naughton Grace Seiz (1900-1944)married Algot Westin(1890?-1963) and moved to California.