Winthrop is a rare boys' name that peaked in 1915 and has since faded.
Winthrop is a boy name. It last appears in U.S. records in 2023. Winthrop was first reported in SSA data in 1883 and peaked in 1915 (48 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2023 | 6 | 6 | #12,173 |
| 2017 | 6 | 6 | #12,174 |
| 2016 | 5 | 5 | #14,096 |
| 2013 | 11 | 11 | #7,520 |
| 1993 | 7 | — | #7,615 |
| 1991 | 6 | — | #8,205 |
| 1984 | 5 | — | #7,321 |
| 1983 | 7 | — | #5,467 |
| 1982 | 5 | — | #7,350 |
| 1981 | 6 | — | #6,245 |
| 1979 | 6 | — | #6,040 |
| 1977 | 5 | — | #6,839 |
| 1976 | 8 | — | #4,404 |
| 1972 | 7 | — | #4,427 |
| 1971 | 10 | — | #3,367 |
| 1970 | 10 | — | #3,279 |
| 1969 | 8 | — | #3,590 |
| 1968 | 12 | — | #2,572 |
| 1967 | 8 | — | #3,226 |
| 1966 | 11 | — | #2,625 |
| 1965 | 11 | — | #2,614 |
| 1964 | 11 | — | #2,660 |
| 1963 | 12 | — | #2,536 |
| 1962 | 14 | — | #2,275 |
| 1961 | 12 | — | #2,537 |
| 1960 | 13 | — | #2,421 |
| 1959 | 15 | — | #2,196 |
| 1958 | 15 | — | #2,171 |
| 1957 | 15 | — | #2,188 |
| 1956 | 20 | — | #1,819 |
| 1955 | 12 | — | #2,431 |
| 1954 | 21 | — | #1,705 |
| 1953 | 13 | — | #2,285 |
| 1952 | 11 | — | #2,510 |
| 1951 | 17 | — | #1,903 |
| 1950 | 24 | — | #1,537 |
| 1949 | 27 | — | #1,433 |
| 1948 | 24 | — | #1,518 |
| 1947 | 12 | — | #2,354 |
| 1946 | 19 | — | #1,690 |
| 1945 | 24 | — | #1,377 |
| 1944 | 13 | — | #2,079 |
| 1943 | 19 | — | #1,697 |
| 1942 | 14 | — | #2,040 |
| 1941 | 12 | — | #2,203 |
| 1940 | 7 | — | #3,127 |
| 1939 | 12 | — | #2,156 |
| 1938 | 15 | — | #1,897 |
| 1937 | 12 | — | #2,194 |
| 1936 | 12 | — | #2,181 |
| 1935 | 11 | — | #2,394 |
| 1934 | 16 | — | #1,856 |
| 1933 | 13 | — | #2,090 |
| 1932 | 13 | — | #2,189 |
| 1931 | 26 | — | #1,393 |
| 1930 | 18 | — | #1,818 |
| 1929 | 6 | — | #3,950 |
| 1928 | 21 | — | #1,706 |
| 1927 | 20 | — | #1,795 |
| 1926 | 21 | — | #1,718 |
| 1925 | 15 | — | #2,188 |
| 1924 | 27 | — | #1,489 |
| 1923 | 27 | — | #1,459 |
| 1922 | 16 | — | #2,142 |
| 1921 | 26 | — | #1,508 |
| 1920 | 34 | — | #1,251 |
| 1919 | 17 | — | #1,971 |
| 1918 | 32 | — | #1,254 |
| 1917 | 22 | — | #1,586 |
| 1916 | 29 | — | #1,264 |
| 1915 | 48 | — | #904 |
| 1914 | 25 | — | #1,187 |
| 1913 | 13 | — | #1,577 |
| 1912 | 15 | — | #1,263 |
| 1911 | 15 | — | #895 |
| 1909 | 5 | — | #1,677 |
| 1906 | 9 | — | #926 |
| 1905 | 8 | — | #997 |
| 1904 | 7 | — | #1,060 |
| 1896 | 6 | — | #1,098 |
| 1886 | 5 | — | #1,105 |
| 1883 | 5 | — | #1,030 |