McCollough

Ireland

Ireland → Pennsylvania → Ohio

John McColloch came from Ireland. Many spelling variants over generations: McCuller, McCulah, McCalough, McCullough, McCollough. Alonzo Howard McCollough (1852-1933) is the central figure in the letters.

People in this line

Research Notes

McCollough Spelling Variants

Confirmed

The family name appears in records as: McCollough, McCuller, McCulah, McCalough, McCullough, McColloch, McCulloch. Betty documented these through census records spanning 1800-1900. The 'official' spelling stabilized as McCullough by the early 1900s.