Family Members Parents Isaac S. Clapp 1847–1930
Mary F. Clapp 1850–1932
Spouse Lillian Mae DeMoss Clapp 1884–1965 (m. 1900)
Siblings Benjamin A. Clapp 1874–1955
Ross Burnett Clapp 1889–1964
Herman Edwin Clapp 1893–1979
Children Ada L. Clapp Hedges 1903–1971
Alta L. Clapp Williams 1905–1960
Otis Wilber Clapp 1910–1955
Ralph H. Clapp 1912–1988
Pauline R. Clapp Worley 1922–2005
Harold E. Clapp 1924–1946
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Featured National Park champion connections: Elmer is 22 degrees from Theodore Roosevelt, 26 degrees from Stephanus Johannes Paulus Kruger, 21 degrees from George Catlin, 20 degrees from Marjory Douglas, 27 degrees from Sueko Embrey, 22 degrees from George Grinnell, 31 degrees from Anton Kröller, 23 degrees from Stephen Mather, 29 degrees from Kara McKean, 19 degrees from John Muir, 24 degrees from Victoria Hanover and 28 degrees from Charles Young on our single family tree. Login to find your connection.