The Duffy Families That Were Present in Huddersfield England Mid Nineteenth Century (1830-1860) and Their Approximate Times of Arrival
- Ellen Duffy/Bernard McDermott (arr. before 1829 - Bernard was from County Sligo)
- Thomas Duffy/Nancy O'Hara (arrival before 1829)
- Thomas Duffy/Winifred Dunn (arrival between 1823-1831)
- Bridget Duffy/James Quinn (arrival before 1832)
- James Duffy/Bridget Kinsley (arrival before 1832)
- Michael Duffy/Margaret Murray (arrival before 1833)
- Michael Duffy/Ellen Kenny (arrival between 1831-1837)
- James Duffy/Catherine Griffin (arrival before 1840 - Catherine's father, John was from County Mayo)
- Patrick Duffy/Honor Crow (arrival between 1831-1854)
- John and Catherine Duffy (arrival before 1847)
- Joseph and Mary Duffy (arrival before 1847)
- Owen and Mary Duffy (arrival between 1841-1848)
- Thomas Duffy and Oney Duffy/Thomas Duffy/Sarah Fisher (arrival before 1840, from Swinford, County Mayo)
- James and Ann Duffy (arrival between 1843 and 1851)
Special kudos to Caroline Edwards for these amazing compilations on the Huddersfield Duffy's!