Cornelius Eldert I (1848-1930) was president of the Atlantic Mutual Insurance Company where he started as a clerk before 1880.
- Isabelle Kate Cameron (1850-1935) who was born in British Guyana and died on May 17, 1935 in Brooklyn
- Katherine Stoothoff Eldert (1878-?) who married Joseph Percy Smyth II (1873-1954), a reverend
- Henry Cameron Eldert (1879-1937)
Cornelius Eldert, president of the Atlantic Mutual Insurance Company of 51 Wall Street, with which he had been associated since 1865, died on Friday night at his home, 557 First Street, Brooklyn, in his eighty-second year. He is survived by a widow, ...