The baby name Karol appears in baby name data for the United States from 1916 to 2024. It was most popular in 2005 with 316 babies given the name.
In the later years of this period, Karol has become less common than it once was.
| Year | Count |
|---|---|
| 1916 | 11 |
| 1917 | 5 |
| 1921 | 5 |
| 1934 | 10 |
| 1935 | 12 |
| 1936 | 45 |
| 1937 | 53 |
| 1938 | 81 |
| 1939 | 95 |
| 1940 | 117 |
| 1941 | 124 |
| 1942 | 167 |
| 1943 | 187 |
| 1944 | 195 |
| 1945 | 148 |
| 1946 | 183 |
| 1947 | 249 |
| 1948 | 171 |
| 1949 | 170 |
| 1950 | 208 |
| 1951 | 227 |
| 1952 | 221 |
| 1953 | 167 |
| 1954 | 188 |
| 1955 | 195 |
| 1956 | 193 |
| 1957 | 234 |
| 1958 | 272 |
| 1959 | 236 |
| 1960 | 252 |
| 1961 | 211 |
| 1962 | 184 |
| 1963 | 168 |
| 1964 | 210 |
| 1965 | 163 |
| 1966 | 115 |
| 1967 | 102 |
| 1968 | 84 |
| 1969 | 63 |
| 1970 | 50 |
| 1971 | 53 |
| 1972 | 16 |
| 1973 | 5 |
| 1974 | 6 |
| 1977 | 6 |
| 1986 | 5 |
| 1989 | 12 |
| 1990 | 12 |
| 1992 | 6 |
| 1993 | 5 |
| 1993 | 11 |
| 1994 | 6 |
| 1995 | 6 |
| 1995 | 10 |
| 1996 | 12 |
| 1996 | 6 |
| 1997 | 12 |
| 1998 | 12 |
| 1999 | 10 |
| 2000 | 5 |
| 2000 | 10 |
| 2001 | 12 |
| 2002 | 18 |
| 2002 | 16 |
| 2003 | 14 |
| 2004 | 34 |
| 2004 | 16 |
| 2005 | 316 |
| 2005 | 113 |
| 2006 | 65 |
| 2006 | 60 |
| 2007 | 92 |
| 2007 | 49 |
| 2008 | 86 |
| 2008 | 30 |
| 2009 | 18 |
| 2009 | 25 |
| 2010 | 25 |
| 2010 | 21 |
| 2011 | 45 |
| 2011 | 24 |
| 2012 | 34 |
| 2012 | 10 |
| 2014 | 12 |
| 2015 | 7 |
| 2015 | 10 |
| 2016 | 28 |
| 2016 | 10 |
| 2018 | 14 |
| 2019 | 30 |
| 2020 | 36 |
| 2021 | 14 |
| 2021 | 10 |
| 2022 | 25 |
| 2023 | 18 |
| 2024 | 18 |