Meaning and history
From a Scottish or Irish surname, based on Anglicized forms of the Gaelic word dubh, meaning “dark.”
19891989: no US SSA record for this spelling
1990: no US SSA record for this spelling
1991: no US SSA record for this spelling
1992: no US SSA record for this spelling
1993: no US SSA record for this spelling
19941994: no US SSA record for this spelling
1995: no US SSA record for this spelling
1996: no US SSA record for this spelling
1997: no US SSA record for this spelling
1998: no US SSA record for this spelling
19991999: no US SSA record for this spelling
2000: no US SSA record for this spelling
2001: no US SSA record for this spelling
2002: no US SSA record for this spelling
2003: no US SSA record for this spelling
20042004: no US SSA record for this spelling
2005: no US SSA record for this spelling
2006: no US SSA record for this spelling
2007: no US SSA record for this spelling
20082008: 6 births, rank #11,037
Duff moved from #945 to #973 for boys between 1880 and 1882. Its highest annual birth count came in 1880, with 5 births.