The Hellman brothers were all born in Port Charles, Ohio. Yannick in 1813, Eric in 1815, Arsenal in 1820, and Horace in 1828.
Yannick Hellman was single for much of his life.
Eric Hellman married Ema Callies. His children were Kiran Gustafson and Nigella Bloomsbury. His grandchildren were Solana Skopf (born 1862) and Basom (aka Bassom) Bloomsbury (born 1865).
Arsenal Hellman married Yvonne Wiggum, a certain ancestress of Clancy Wiggum. His child was Fea Mersin (born 1841). His grandchildren were Angela Bines (born 1870) and Fenella Manning (born 1876).
Horace Hellman married Emmy Peet and had a daughter named Leela Thurgood (born 1853). His grandson was Tad Thurgood (born 1890).
Yannick died at 54 in 1867, Eric died at 59 years old in 1874, Arsenal died at 69 years old in 1889, Horace died at 71 in 1899.