Jonathan married Thomasine LAITY 4 Sep 1830, Breage, Cornwall. Thomasine (daughter of Thomas LAITY and Thomasine KITCHEN) was born 1786, Porthleven, Cornwall; died 8 May 1876, Breage, Cornwall. [Group Sheet]

1. Thomasine COWLS was born 1816, Cornwall; died 1843, Breage, Cornwall.
2. Jane COWLS was born 1823, Sithney, Cornwall; died Aft 1901.