The baby name Willy appears in baby name data for the United States from 1915 to 2021. It was most popular in 2008 with 35 babies given the name.
In the later years of this period, Willy has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1915 | 12 |
| 1931 | 15 |
| 1934 | 6 |
| 1937 | 7 |
| 1939 | 5 |
| 1941 | 5 |
| 1942 | 5 |
| 1943 | 5 |
| 1945 | 5 |
| 1948 | 7 |
| 1949 | 5 |
| 1952 | 5 |
| 1953 | 5 |
| 1956 | 5 |
| 1957 | 5 |
| 1958 | 12 |
| 1959 | 18 |
| 1960 | 31 |
| 1961 | 5 |
| 1962 | 22 |
| 1963 | 21 |
| 1965 | 5 |
| 1966 | 14 |
| 1970 | 10 |
| 1973 | 10 |
| 1974 | 5 |
| 1977 | 5 |
| 1978 | 14 |
| 1980 | 5 |
| 1981 | 5 |
| 1982 | 6 |
| 1983 | 5 |
| 1984 | 5 |
| 1985 | 25 |
| 1987 | 7 |
| 1988 | 5 |
| 1989 | 7 |
| 1990 | 25 |
| 1991 | 11 |
| 1992 | 14 |
| 1993 | 30 |
| 1994 | 18 |
| 1995 | 22 |
| 1996 | 10 |
| 1997 | 5 |
| 1998 | 7 |
| 1999 | 15 |
| 2000 | 25 |
| 2001 | 26 |
| 2002 | 20 |
| 2003 | 10 |
| 2004 | 12 |
| 2005 | 5 |
| 2006 | 19 |
| 2007 | 6 |
| 2008 | 35 |
| 2009 | 12 |
| 2010 | 22 |
| 2011 | 25 |
| 2012 | 27 |
| 2013 | 5 |
| 2014 | 10 |
| 2015 | 10 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 7 |