Irish and Scottish: Anglicized form of Gaelic Mac Dhuibh a patronymic from the personal name or byname Dubh ‘black dark-haired swarthy’. Compare McDuff .
Source: Dictionary of American Family Names 2nd edition, 2022
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Where is the Mcguff family from?
You can see how Mcguff families moved over time by selecting different census years. The Mcguff family name was found in the USA, the UK, and Scotland between 1840 and 1920. The most Mcguff families were found in USA in 1920. In 1840 there were 2 Mcguff families living in Pennsylvania. This was 100% of all the recorded Mcguff's in USA. Pennsylvania had the highest population of Mcguff families in 1840.
Use census records and voter lists to see where families with the Mcguff surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
In 1940, Laborer and Housekeeper were the top reported jobs for men and women in the USA named Mcguff. 32% of Mcguff men worked as a Laborer and 43% of Mcguff women worked as a Housekeeper. Some less common occupations for Americans named Mcguff were Farm Laborer and Stenographer. .
Between 1951 and 2004, in the United States, Mcguff life expectancy was at its lowest point in 1973, and highest in 1983. The average life expectancy for Mcguff in 1951 was 63, and 73 in 2004.