I wonder if this might be James Sullivan on 1901 census
This James has a brother named Eugene - James Sullivan & Susannah nee Price named a son Eugene

Piece 5021 Folio 22 Page number 6
8 Hill RoadJohn Sullivan Head 49 Ireland coal miner hewer
Honora wife 46 Monmouthshire
Eugene son 17 coal miner hewer
5 step children surname CARTHY
Patrick 23, Daniel 17 & Dennis 15, Margaret 19 & Mary 14
JAMES Sullivan 8
All others born Pontlottyn
Edit to add
There is a James & Susannah Sullivan living
8 Hill Road Year 1933
http://www.rootschat.com/links/01sua/