The baby name Janis appears in baby name data for the United States from 1914 to 2019. It was most popular in 1947 with 3,665 babies given the name.
In the later years of this period, Janis has become less common than it once was.
| Year | Count |
|---|---|
| 1914 | 8 |
| 1915 | 17 |
| 1916 | 25 |
| 1917 | 7 |
| 1918 | 17 |
| 1919 | 45 |
| 1920 | 95 |
| 1921 | 80 |
| 1922 | 60 |
| 1923 | 71 |
| 1924 | 95 |
| 1925 | 137 |
| 1926 | 103 |
| 1927 | 214 |
| 1928 | 188 |
| 1929 | 228 |
| 1930 | 312 |
| 1931 | 242 |
| 1932 | 323 |
| 1933 | 440 |
| 1934 | 465 |
| 1935 | 597 |
| 1936 | 722 |
| 1937 | 869 |
| 1938 | 743 |
| 1939 | 697 |
| 1940 | 660 |
| 1941 | 672 |
| 1942 | 741 |
| 1943 | 865 |
| 1944 | 743 |
| 1945 | 1,164 |
| 1946 | 2,134 |
| 1947 | 3,665 |
| 1948 | 3,139 |
| 1949 | 2,755 |
| 1950 | 2,911 |
| 1951 | 3,201 |
| 1952 | 2,805 |
| 1953 | 2,388 |
| 1954 | 2,171 |
| 1955 | 2,220 |
| 1956 | 2,833 |
| 1957 | 1,899 |
| 1958 | 1,467 |
| 1959 | 1,193 |
| 1960 | 1,071 |
| 1961 | 816 |
| 1962 | 712 |
| 1963 | 729 |
| 1964 | 526 |
| 1965 | 397 |
| 1966 | 307 |
| 1967 | 314 |
| 1968 | 263 |
| 1969 | 240 |
| 1970 | 192 |
| 1971 | 265 |
| 1972 | 180 |
| 1973 | 88 |
| 1974 | 101 |
| 1975 | 75 |
| 1976 | 100 |
| 1977 | 85 |
| 1978 | 109 |
| 1979 | 121 |
| 1980 | 75 |
| 1981 | 63 |
| 1982 | 37 |
| 1983 | 27 |
| 1984 | 26 |
| 1985 | 32 |
| 1986 | 20 |
| 1987 | 24 |
| 1988 | 23 |
| 1989 | 34 |
| 1991 | 7 |
| 1994 | 21 |
| 1995 | 13 |
| 1998 | 8 |
| 2003 | 10 |
| 2004 | 14 |
| 2005 | 12 |
| 2006 | 5 |
| 2007 | 7 |
| 2008 | 7 |
| 2009 | 5 |
| 2019 | 5 |