The baby name Waldo appears in baby name data for the United States from 1910 to 1992. It was most popular in 1915 with 164 babies given the name.
In the later years of this period, Waldo has become less common than it once was.
| Year | Count |
|---|---|
| 1910 | 5 |
| 1912 | 28 |
| 1913 | 105 |
| 1914 | 102 |
| 1915 | 164 |
| 1916 | 143 |
| 1917 | 142 |
| 1918 | 139 |
| 1919 | 95 |
| 1920 | 143 |
| 1921 | 126 |
| 1922 | 123 |
| 1923 | 106 |
| 1924 | 107 |
| 1925 | 79 |
| 1926 | 113 |
| 1927 | 51 |
| 1928 | 61 |
| 1929 | 111 |
| 1930 | 90 |
| 1931 | 51 |
| 1932 | 78 |
| 1933 | 45 |
| 1934 | 22 |
| 1935 | 7 |
| 1936 | 21 |
| 1938 | 6 |
| 1939 | 19 |
| 1940 | 5 |
| 1941 | 5 |
| 1942 | 26 |
| 1943 | 11 |
| 1944 | 6 |
| 1946 | 5 |
| 1947 | 12 |
| 1950 | 15 |
| 1951 | 5 |
| 1956 | 14 |
| 1959 | 18 |
| 1961 | 5 |
| 1963 | 5 |
| 1966 | 12 |
| 1968 | 5 |
| 1969 | 5 |
| 1976 | 5 |
| 1983 | 5 |
| 1985 | 6 |
| 1986 | 5 |
| 1988 | 8 |
| 1989 | 6 |
| 1992 | 5 |