The baby name Arnulfo appears in baby name data for the United States from 1913 to 2024. It was most popular in 1955 with 162 babies given the name.
In the later years of this period, Arnulfo has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1913 | 5 |
| 1915 | 5 |
| 1916 | 16 |
| 1917 | 6 |
| 1918 | 10 |
| 1919 | 18 |
| 1920 | 15 |
| 1921 | 20 |
| 1922 | 14 |
| 1923 | 7 |
| 1924 | 22 |
| 1925 | 16 |
| 1926 | 34 |
| 1927 | 29 |
| 1928 | 23 |
| 1929 | 31 |
| 1930 | 43 |
| 1931 | 44 |
| 1933 | 6 |
| 1934 | 7 |
| 1935 | 5 |
| 1938 | 6 |
| 1939 | 17 |
| 1940 | 25 |
| 1941 | 27 |
| 1942 | 18 |
| 1943 | 31 |
| 1944 | 26 |
| 1945 | 22 |
| 1946 | 30 |
| 1947 | 21 |
| 1948 | 63 |
| 1949 | 85 |
| 1950 | 58 |
| 1954 | 5 |
| 1955 | 162 |
| 1956 | 126 |
| 1957 | 62 |
| 1958 | 97 |
| 1959 | 77 |
| 1960 | 100 |
| 1962 | 52 |
| 1963 | 62 |
| 1964 | 78 |
| 1965 | 64 |
| 1966 | 62 |
| 1967 | 56 |
| 1968 | 70 |
| 1969 | 102 |
| 1970 | 41 |
| 1971 | 38 |
| 1972 | 32 |
| 1973 | 51 |
| 1974 | 47 |
| 1975 | 37 |
| 1976 | 61 |
| 1977 | 41 |
| 1978 | 25 |
| 1979 | 63 |
| 1980 | 51 |
| 1981 | 60 |
| 1982 | 68 |
| 1983 | 33 |
| 1984 | 26 |
| 1985 | 42 |
| 1986 | 50 |
| 1987 | 38 |
| 1988 | 34 |
| 1989 | 49 |
| 1990 | 32 |
| 1991 | 29 |
| 1992 | 44 |
| 1993 | 43 |
| 1994 | 39 |
| 1995 | 41 |
| 1996 | 46 |
| 1997 | 34 |
| 1998 | 36 |
| 1999 | 24 |
| 2000 | 47 |
| 2001 | 39 |
| 2004 | 5 |
| 2005 | 32 |
| 2006 | 38 |
| 2007 | 31 |
| 2008 | 69 |
| 2009 | 20 |
| 2010 | 16 |
| 2011 | 36 |
| 2012 | 30 |
| 2013 | 36 |
| 2014 | 18 |
| 2015 | 24 |
| 2016 | 34 |
| 2017 | 51 |
| 2018 | 9 |
| 2019 | 13 |
| 2020 | 10 |
| 2021 | 10 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 6 |