Arcturus Black

Arcturus was born in 1884.  Arcturus' father was Phineas Nigellus Black and his mother is Ursula Flint (Black).  His paternal grandparents are Black and (Black). He had three brothers and a sister, named Sirius, Phineas, Cygnus and Belvina.  He was the third oldest of the five children.  He died at the age of 75 in 1959.

Here is a link to the TNG Page