| | John Welsh was also known as Walsh (variant.) |
Birth* | circa 1827 | He was born circa 1827 at IrelandG.1 |
| July 1837 | He accompanied Mary _____ in July 1837 to New BrunswickG.2 |
| 1851 | He appeared on the census of 1851 in the household of Mary _____, as John Welsh, age 24, idiot, b. Ireland, imm. Jul 1837; (neis. Seaman, Lewis, Betts, Dillihunt, William Fogarty.)2 |
| 1861 | He appeared on the census of 1861 in the household of James Walsh and Ellen Hannigan, as John Walsh, brother, age 38, b. Ireland; (neis. Andrew and Rozanna Downey; Owen Doherty; Patrick and Jane Hennessey.)3 |