Varnell is predominantly a boy name. It last appears in U.S. records in 1987. Varnell first appears in 1915 and peaked in 1956 (10 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 1987 | 5 | — | — | #8,088 |
| 1977 | 5 | — | — | #6,818 |
| 1971 | 5 | — | — | #5,624 |
| 1970 | 9 | — | — | #3,507 |
| 1968 | 5 | — | #8,150 | — |
| 1962 | 5 | — | — | #4,604 |
| 1958 | 6 | — | — | #3,919 |
| 1957 | 12 | — | #6,958 | #3,539 |
| 1956 | 10 | — | — | #2,783 |
| 1955 | 5 | — | — | #4,368 |
| 1954 | 11 | — | #5,720 | #4,333 |
| 1952 | 5 | — | — | #4,229 |
| 1951 | 5 | — | #6,173 | — |
| 1949 | 11 | — | #5,217 | #4,173 |
| 1948 | 6 | — | — | #3,648 |
| 1946 | 6 | — | — | #3,503 |
| 1945 | 5 | — | — | #3,752 |
| 1943 | 6 | — | #4,659 | — |
| 1942 | 5 | — | #5,328 | — |
| 1939 | 5 | — | — | #3,938 |
| 1936 | 5 | — | — | #4,018 |
| 1935 | 7 | — | — | #3,240 |
| 1933 | 13 | — | #4,815 | #2,989 |
| 1932 | 5 | — | — | #4,248 |
| 1931 | 6 | — | — | #3,734 |
| 1930 | 11 | — | #5,203 | #3,974 |
| 1928 | 12 | — | #4,689 | #4,121 |
| 1927 | 11 | — | #4,760 | #4,757 |
| 1926 | 5 | — | #5,567 | — |
| 1925 | 12 | — | #5,716 | #3,722 |
| 1924 | 8 | — | — | #3,490 |
| 1923 | 7 | — | #4,345 | — |
| 1922 | 6 | — | — | #4,280 |
| 1921 | 5 | — | #5,811 | — |
| 1920 | 12 | — | #4,933 | #4,252 |
| 1918 | 6 | — | — | #4,138 |
| 1917 | 5 | — | — | #4,554 |
| 1916 | 5 | — | #5,105 | — |
| 1915 | 5 | — | #4,908 | — |