Popularity in the United States (by decade)

1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 0.040% 0.032% 0.024% 0.016% 0.008% 1880 2020
         

Numbers

 Regan (feminine)   Regan (masculine) 
 Year   Rank   Percent Used   Rank   Percent Used 
2020 #1857 0.006
- -
2010 #1039 0.013
- -
2000 #496 0.030
#1946 0.003
1990 #603 0.020
#1643 0.003
1980 #1138 0.007
#1656 0.002
1970 #925 0.009
#1181 0.003
1960 #1977 0.002
#979 0.003
1950 - - #1376 0.002
1940 - - - -
1930 - - - -
1920 - - - -
1910 - - - -
1900 - - - -
1890 - - - -
1880 - - - -