Lu is an uncommon girls' name that peaked in 1954 and has since faded.
Lu is predominantly a girl name. In 2025 it ranked #12,652 for girl births in the United States (and #21,187 across all names), given to 7 babies. Lu was first reported in SSA data in 1886 and peaked in 1954 (394 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 7 | 7 | #12,652 | — |
| 2024 | 8 | 8 | #11,734 | — |
| 2023 | 11 | 11 | #9,358 | — |
| 2022 | 14 | 14 | #10,890 | #13,566 |
| 2021 | 6 | 6 | — | #11,600 |
| 2020 | 13 | 13 | #12,937 | #11,446 |
| 2019 | 5 | 5 | #17,038 | — |
| 2018 | 5 | 5 | #17,146 | — |
| 2017 | 6 | 6 | #15,202 | — |
| 2016 | 10 | 10 | #10,547 | — |
| 2013 | 5 | 5 | #18,196 | — |
| 2012 | 5 | 5 | #18,474 | — |
| 1995 | 6 | — | — | #8,460 |
| 1994 | 5 | — | #14,774 | — |
| 1989 | 6 | — | #11,721 | — |
| 1985 | 5 | — | #11,710 | — |
| 1982 | 5 | — | #11,509 | — |
| 1980 | 9 | — | #7,134 | — |
| 1979 | 10 | — | #6,482 | — |
| 1977 | 6 | — | #9,141 | — |
| 1976 | 5 | — | #10,179 | — |
| 1975 | 11 | — | #5,357 | — |
| 1974 | 8 | — | #6,588 | — |
| 1973 | 10 | — | #5,404 | — |
| 1972 | 12 | — | #4,672 | — |
| 1971 | 20 | — | #3,324 | — |
| 1970 | 18 | — | #3,512 | — |
| 1969 | 20 | — | #3,066 | — |
| 1968 | 30 | — | #2,225 | — |
| 1967 | 40 | — | #1,868 | — |
| 1966 | 43 | — | #1,726 | — |
| 1965 | 36 | — | #1,937 | — |
| 1964 | 76 | — | #1,275 | — |
| 1963 | 85 | — | #1,187 | — |
| 1962 | 102 | — | #1,073 | — |
| 1961 | 146 | — | #893 | — |
| 1960 | 169 | — | #788 | — |
| 1959 | 178 | — | #763 | — |
| 1958 | 205 | — | #693 | — |
| 1957 | 228 | — | #652 | — |
| 1956 | 302 | — | #540 | — |
| 1955 | 276 | — | #549 | — |
| 1954 | 394 | — | #442 | — |
| 1953 | 319 | — | #484 | — |
| 1952 | 50 | — | #1,377 | — |
| 1951 | 28 | — | #1,866 | — |
| 1950 | 41 | — | #1,442 | — |
| 1949 | 48 | — | #1,330 | — |
| 1948 | 36 | — | #1,564 | — |
| 1947 | 43 | — | #1,428 | — |
| 1946 | 33 | — | #1,547 | — |
| 1945 | 44 | — | #1,202 | — |
| 1944 | 25 | — | #1,684 | — |
| 1943 | 33 | — | #1,456 | — |
| 1942 | 37 | — | #1,336 | — |
| 1941 | 40 | — | #1,199 | — |
| 1940 | 31 | — | #1,366 | — |
| 1939 | 29 | — | #1,391 | — |
| 1938 | 33 | — | #1,281 | — |
| 1937 | 34 | — | #1,244 | — |
| 1936 | 46 | — | #1,028 | — |
| 1935 | 41 | — | #1,093 | — |
| 1934 | 47 | — | #1,015 | — |
| 1933 | 28 | — | #1,388 | — |
| 1932 | 29 | — | #1,411 | — |
| 1931 | 23 | — | #1,619 | — |
| 1930 | 13 | — | #2,499 | — |
| 1929 | 13 | — | #2,515 | — |
| 1928 | 28 | — | #1,528 | — |
| 1927 | 28 | — | #1,573 | — |
| 1926 | 19 | — | #2,046 | — |
| 1925 | 25 | — | #1,723 | — |
| 1924 | 19 | — | #2,096 | — |
| 1923 | 20 | — | #1,998 | — |
| 1922 | 13 | — | #2,696 | — |
| 1921 | 14 | — | #2,575 | — |
| 1920 | 12 | — | #2,817 | — |
| 1919 | 21 | — | #2,332 | #3,995 |
| 1918 | 19 | — | #2,606 | #3,991 |
| 1917 | 14 | — | #2,383 | — |
| 1916 | 12 | — | #2,588 | — |
| 1915 | 7 | — | #3,640 | — |
| 1914 | 9 | — | #2,549 | — |
| 1913 | 6 | — | #3,047 | — |
| 1912 | 6 | — | #2,830 | — |
| 1911 | 9 | — | #1,734 | — |
| 1910 | 6 | — | #2,302 | — |
| 1909 | 6 | — | #2,114 | — |
| 1907 | 6 | — | #1,964 | — |
| 1906 | 5 | — | #2,110 | — |
| 1905 | 7 | — | #1,631 | — |
| 1900 | 9 | — | #1,381 | — |
| 1899 | 5 | — | #1,744 | — |
| 1898 | 7 | — | #1,455 | — |
| 1895 | 7 | — | #1,377 | — |
| 1893 | 5 | — | #1,557 | — |
| 1891 | 6 | — | #1,285 | — |
| 1889 | 8 | — | #998 | — |
| 1888 | 5 | — | #1,396 | — |
| 1887 | 7 | — | #997 | — |
| 1886 | 6 | — | #1,052 | — |