Hugh O’Neill was born about 1821 in Ireland and Catherine Hillgrove was born about 1825 in Ireland. Most likely they married in Ireland and immigrated to New York arriving 7 Jul 1846 on The Sir C Campbell having left Liverpool traveling in the steerage compartment of the ship. Their occupations were listed as workman and work woman.
passenger record for Hugh passenger record for Catherine
They next appeared on the 21 September 1850 census living in Manhattan, New York Ward 4, Hugh working as a tailor, Catherine listed without occupation; with two children: son Martin age 2 and daughter Catherine age 11 month.
On the 1860 Census taken 23 June, Martin does not appear with the family and is not listed on any further census. The family now includes son Thomas Hugh age 7 and Bernard age 3. Hugh is listed as Tailor. They are living in Ward 20 District 2 New York, New York.
On the 1870 census taken 19 July, Hugh is listed as Tailor, Thomas Hugh as marble cutter and Bernard as student. Daughter Kate and her mother Catherine do not have occupations listed. They family continues to live in Ward 20 New York, New York, but District 18.
In 1880 Hugh, Catherine and son Bernard are living together in Manhatten, New York. Bernard is listed as "Stable Man".
It is believed that Thomas Hugh O’Neill traveled to San Francisco about 1876. Johanna Josephine Curtin who he would later marry, emigrated from Ireland to San Francisco about the same time. Her son Hugh said that she “came around the horn”. It’s possible that Thomas and Johanna met on the ship to San Francisco.
By 1880 Thomas and Johanna were married and living at 292 Davenport Street, Alameda, Alameda, California.
Martin (born 1848 in New York) appears on the 1850 census but doesn't again, in any other census years.
Catherine (Kate) N. (1849/50 - 1924)
Bernard (born about 1857 in New York) appears as late as 1880 living with his parents.
Thomas Hugh (1858-1916)