The baby name Arlen appears in baby name data for the United States from 1922 to 2024. It was most popular in 1934 with 231 babies given the name.
In the later years of this period, Arlen has become less common than it once was.
| Year | Count |
|---|---|
| 1922 | 5 |
| 1923 | 10 |
| 1926 | 5 |
| 1927 | 12 |
| 1928 | 18 |
| 1929 | 53 |
| 1930 | 102 |
| 1931 | 130 |
| 1932 | 132 |
| 1933 | 161 |
| 1934 | 231 |
| 1935 | 172 |
| 1936 | 193 |
| 1937 | 94 |
| 1938 | 123 |
| 1939 | 59 |
| 1940 | 75 |
| 1941 | 69 |
| 1942 | 88 |
| 1943 | 61 |
| 1944 | 64 |
| 1945 | 66 |
| 1946 | 77 |
| 1947 | 72 |
| 1948 | 50 |
| 1949 | 64 |
| 1950 | 98 |
| 1951 | 131 |
| 1952 | 115 |
| 1953 | 110 |
| 1954 | 159 |
| 1955 | 141 |
| 1956 | 97 |
| 1957 | 62 |
| 1958 | 61 |
| 1959 | 53 |
| 1960 | 39 |
| 1961 | 30 |
| 1962 | 18 |
| 1963 | 38 |
| 1964 | 27 |
| 1965 | 10 |
| 1967 | 15 |
| 1970 | 5 |
| 1974 | 5 |
| 1982 | 5 |
| 1985 | 5 |
| 1986 | 5 |
| 1991 | 5 |
| 1995 | 6 |
| 1997 | 6 |
| 2003 | 10 |
| 2004 | 10 |
| 2004 | 10 |
| 2006 | 10 |
| 2007 | 9 |
| 2011 | 7 |
| 2012 | 12 |
| 2012 | 5 |
| 2014 | 5 |
| 2014 | 5 |
| 2015 | 5 |
| 2015 | 10 |
| 2016 | 6 |
| 2016 | 10 |
| 2017 | 18 |
| 2018 | 5 |
| 2018 | 5 |
| 2019 | 5 |
| 2019 | 22 |
| 2020 | 17 |
| 2021 | 33 |
| 2022 | 31 |
| 2023 | 52 |
| 2024 | 48 |