Total babies named Lassie (all years): 979
| Year | Girls (count / rank / %) |
|---|---|
| 1963 | 5 / #7139 / 0.000% |
| 1961 | 5 / #7085 / 0.000% |
| 1956 | 5 / #6447 / 0.000% |
| 1955 | 9 / #4233 / 0.000% |
| 1953 | 7 / #4813 / 0.000% |
| 1952 | 7 / #4722 / 0.000% |
| 1951 | 5 / #5829 / 0.000% |
| 1949 | 7 / #4465 / 0.000% |
| 1948 | 6 / #4961 / 0.000% |
| 1947 | 10 / #3582 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1946 | 5 / #5338 / 0.000% |
| 1945 | 5 / #4923 / 0.000% |
| 1944 | 8 / #3543 / 0.001% |
| 1943 | 10 / #3163 / 0.001% |
| 1942 | 9 / #3319 / 0.001% |
| 1941 | 5 / #4752 / 0.000% |
| 1940 | 17 / #2003 / 0.001% |
| 1939 | 14 / #2258 / 0.001% |
| 1938 | 5 / #4675 / 0.000% |
| 1937 | 11 / #2644 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1936 | 13 / #2332 / 0.001% |
| 1935 | 14 / #2252 / 0.001% |
| 1934 | 15 / #2137 / 0.001% |
| 1933 | 8 / #3270 / 0.001% |
| 1932 | 15 / #2185 / 0.001% |
| 1931 | 17 / #1987 / 0.002% |
| 1930 | 9 / #3202 / 0.001% |
| 1929 | 8 / #3547 / 0.001% |
| 1928 | 24 / #1709 / 0.002% |
| 1927 | 23 / #1796 / 0.002% |
| Year | Girls (count / rank / %) |
|---|---|
| 1926 | 22 / #1853 / 0.002% |
| 1925 | 27 / #1628 / 0.002% |
| 1924 | 20 / #2035 / 0.002% |
| 1923 | 25 / #1703 / 0.002% |
| 1922 | 29 / #1550 / 0.002% |
| 1921 | 25 / #1745 / 0.002% |
| 1920 | 26 / #1640 / 0.002% |
| 1919 | 32 / #1383 / 0.003% |
| 1918 | 29 / #1473 / 0.003% |
| 1917 | 23 / #1622 / 0.002% |
| Year | Girls (count / rank / %) |
|---|---|
| 1916 | 42 / #1094 / 0.004% |
| 1915 | 32 / #1240 / 0.003% |
| 1914 | 16 / #1696 / 0.002% |
| 1913 | 13 / #1720 / 0.002% |
| 1912 | 26 / #1017 / 0.005% |
| 1911 | 13 / #1334 / 0.003% |
| 1910 | 21 / #955 / 0.005% |
| 1909 | 10 / #1417 / 0.003% |
| 1908 | 20 / #899 / 0.006% |
| 1907 | 12 / #1173 / 0.004% |
| Year | Girls (count / rank / %) |
|---|---|
| 1906 | 11 / #1192 / 0.004% |
| 1905 | 12 / #1130 / 0.004% |
| 1904 | 11 / #1139 / 0.004% |
| 1903 | 13 / #1004 / 0.005% |
| 1902 | 14 / #953 / 0.005% |
| 1901 | 14 / #901 / 0.006% |
| 1900 | 8 / #1506 / 0.003% |
| 1899 | 6 / #1502 / 0.003% |
| 1898 | 11 / #1071 / 0.004% |
| 1897 | 15 / #847 / 0.006% |
| Year | Girls (count / rank / %) |
|---|---|
| 1896 | 14 / #887 / 0.006% |
| 1895 | 11 / #1020 / 0.005% |
| 1893 | 8 / #1129 / 0.004% |
| 1892 | 13 / #849 / 0.006% |
| 1891 | 14 / #740 / 0.008% |
| 1890 | 11 / #855 / 0.006% |
| 1889 | 5 / #1387 / 0.003% |
| 1888 | 7 / #1088 / 0.004% |
| 1887 | 5 / #1227 / 0.003% |
| 1886 | 7 / #946 / 0.005% |
| Year | Girls (count / rank / %) |
|---|---|
| 1883 | 5 / #984 / 0.004% |