Sinkiewicz Family History
Sinkiewicz Name Meaning
Polish: variant of Sienkiewicz or a patronymic from Sinko a nickname from siny ‘blue-gray cyanosed’. Compare Sincavage .
Source: Dictionary of American Family Names 2nd edition, 2022
View Census Data for Sinkiewicz | Data not to scale
Between 1952 and 2004, in the United States, Sinkiewicz life expectancy was at its lowest point in 1966, and highest in 1982. The average life expectancy for Sinkiewicz in 1952 was 57, and 67 in 2004.