Gerrit Onderdonk Cooper, in the U.S., Dutch Reformed Church Records in Selected States, 1639-1989Name: Gerrit Onderdonk CooperEvent Type: BaptismBirth Date: 13 Nov 1800Baptism Date: 25 Jan 1800Baptism Place: Kakiat, Rockland, New York, Father: Cornelius F CooperMother: Catharine OnderdonkChange middle initital to O., not D. There is another person with that middle initial.