Arcturus Black

Arcturus was born in 1901.  Arcturus' father was Sirius Black and his mother is Hesper Gamp (Black).  His paternal grandfather was Phineas Nigellus Black and his paternal grandmother is Ursula Flint (Black). He had two brothers named Lycoris and Regulus.  He was the oldest of the three children.  He died at the age of 90 in 1991.

Here is a link to the TNG Page