Gerrit Jan SIERIG
- Father: Johan Fredrik SIERIG
- Mother: Sanna SCHOOK
- Birth: 31 May 1899, Amsterdam, Noord-Holland, Nederland
- Partnership with: Cornelia Maria Catharina MOENS
Marriage: 19 Jun 1930, Amsterdam, Noord-Holland, Nederland
Ancestors of Gerrit Jan SIERIG
/-Johan Fredrik SIERIG
/-Johan Fredrik SIERIG
| \-Agnetha JANSEN
/-Johan Fredrik SIERIG
| \-Anna Elisabeth NORDEN van
| \-Carolina Elisabeth NORDEN van
Gerrit Jan SIERIG
| /-Gerrit Jan SCHOOK
\-Sanna SCHOOK
\-Boudewina VERMEULEN
Descendants of Gerrit Jan SIERIG
1 Gerrit Jan SIERIG =Cornelia Maria Catharina MOENS Marriage: 19 Jun 1930, Amsterdam, Noord-Holland, Nederland