- Father: Pierre Roquan DIT LAVILLE
- Mother: Marie Francoise DUFAUT
- Birth: 15 OCT 1728, Montreal, QC, California, USA
- Birth: 12 OCT 1729, Pointe-aux-Trembles, QC
- Baptism: 15 OCT 1729, Pointe-aux-Trembles, QC
- Death: 1788, Montreal, QC
- Death: 12 NOV 1788, Laval, QC, California, USA
- Death: 12 NOV 1788, Laval, QC, California, USA
- Partnership with: Anne-Marie HOGUE
Marriage: 15 MAY 1752, St-Vincent de Paul de Laval, QC
- Child: Francois Rocan DIT BASTIEN Birth: 05 APR 1753, St-Vincent de Paul de Laval, QC
- Child: Pierre Sebastien ROCAN Birth: 14 JUL 1755, St-Vincent de Paul de Laval, QC
- Child: Marie Josephte ROCAN Birth: 28 AUG 1758, Laval, QC, California, USA
- Child: Jean Marie ROCAN Birth: 23 JUN 1763, Laval, QC, California, USA
- Child: Jacques ROCAN Birth: 1764
Ancestors of Sebastien Rocan DIT BASTIEN
/-Jacques Rocand LAVILLE
/-Pierre Roquan DIT LAVILLE
| \-Marie-Louise BAUDART
Sebastien Rocan DIT BASTIEN
| /-Pierre DUFAUT
| /-Gilles DUFAULT
| | \-Marie RIOUX
\-Marie Francoise DUFAUT
| /-Pierre SIMON
\-Francoise SIMON
\-Marie GERVAISE
Descendants of Sebastien Rocan DIT BASTIEN
1 Sebastien Rocan DIT BASTIEN
=Anne-Marie HOGUE Marriage: 15 MAY 1752, St-Vincent de Paul de Laval, QC
2 Francois Rocan DIT BASTIEN
=Marie-Marguerite LACASSE Marriage: 22 APR 1771, St-Vincent de Paul de Laval, QC
3 Pierre Rocan DIT BASTIEN
=Charlotte MASSY Marriage: 14 MAY 1798, Notre-Dame, Montréal, Qc
4 Jean Baptiste Rocan DIT BASTIEN
=Marie DEMERS Marriage: 15 AUG 1826, St-Martin, Ile Jésus, Qc
3 Andre ROCAN
=Rosalie PAQUET Marriage: 1803, St-Vincent de Paul de Laval, QC
3 Augustin Eustache ROCAN
=Marguerite CHARBONNEAU Marriage: 13 FEB 1809, Windsor, Essex, Ontario, Canada
4 Augustin Joseph BASTIEN
4 Jean Baptiste BASTIEN
4 Hilaire BASTIEN
4 Marguerite BASTIEN
4 Emilie BASTIEN
4 Francis Xavier BASTIEN
4 Monique Rosalie BASTIEN
4 Marie Louisa BASTIEN
4 Sophia BASTIEN
4 Paschal Patrice BASTIEN
4 Archange BASTIEN
3 Antoine ROCAN
=Marie-Louise GINGRAS Marriage: 22 FEB 1813, St-Vincent de Paul de Laval, QC
4 Augustin Rocan BASTIEN
=Tharsille RICHARD Marriage: 22 FEB 1841, St. Vincent de Paul, Laval, Quebec
4 Francois ROCAN
3 Francois ROCAN
3 Jean-Marie ROCAN
2 Pierre Sebastien ROCAN
2 Marie Josephte ROCAN
2 Jean Marie ROCAN
2 Jacques ROCAN
=(Unknown)
3 Jean Baptiste ROCAN