Stanley Vincent Onderdonk was born on 2. Nov. 1896 at New York. He was the son of
William Onderdonk and
Jennie M. Wightmyer. Stanley Vincent Onderdonk recieved a Bible, baptised children at Christ Presbyterian Church, Catskill, Greene County, New York, 3. Jan. 1904. He married
Grace Christine Sweet c 1917.

Stanley Vincent Onderdonk was shown in the census in Jan. 1920 as a chemist, cement plant.
Stanley Vincent Onderdonk and
Grace Christine Sweet appeared on the census of Jan. 1920 at Greencastle Twp., Putnam County, IndIana. Stanley Vincent Onderdonk was shown in the census on 7. May. 1930 as a chemist, cement plant.
Stanley Vincent Onderdonk and
Grace Christine Sweet appeared on the census of 7. May. 1930 at Bath Twp., Greene County, Ohio.