Named only by the man8rove collaborative database, which gives: “Eugène de Lacoste (1852 - )”. The man8rove list names an Eugène de Lacoste twice among the children of Clara Vincent and Jules de Lacoste, one born in 1852, the other about 1852, with nothing else on either: probably one child entered twice; no record has been read that says so.
- Child of
- Clara Vincent (1832 – 1903)