Pius is a rare boys' name that peaked in 1927 and has grown less common since.
Pius is a boy name. In 2025 it ranked #8,081 for boy births in the United States (and #16,869 across all names), given to 10 babies. Pius first appears in 1911 and peaked in 1927 (19 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 10 | 10 | #8,081 |
| 2024 | 6 | 6 | #11,989 |
| 2023 | 12 | 12 | #7,188 |
| 2022 | 12 | 12 | #7,138 |
| 2021 | 10 | 10 | #8,011 |
| 2020 | 7 | 7 | #10,327 |
| 2019 | 10 | 10 | #8,063 |
| 2018 | 6 | 6 | #11,798 |
| 2017 | 10 | 10 | #7,992 |
| 2016 | 5 | 5 | #13,690 |
| 2015 | 9 | 9 | #8,552 |
| 2014 | 7 | 7 | #10,449 |
| 2013 | 5 | 5 | #13,573 |
| 2011 | 7 | 7 | #10,503 |
| 2010 | 8 | 8 | #9,458 |
| 2009 | 6 | 6 | #12,102 |
| 2008 | 5 | 5 | #14,099 |
| 2003 | 6 | 6 | #10,527 |
| 2002 | 7 | 7 | #9,146 |
| 1995 | 5 | — | #9,927 |
| 1983 | 8 | — | #4,807 |
| 1982 | 5 | — | #7,099 |
| 1956 | 5 | — | #4,333 |
| 1955 | 5 | — | #4,262 |
| 1954 | 10 | — | #2,694 |
| 1952 | 7 | — | #3,309 |
| 1944 | 6 | — | #3,358 |
| 1943 | 5 | — | #3,928 |
| 1942 | 6 | — | #3,480 |
| 1940 | 6 | — | #3,382 |
| 1939 | 8 | — | #2,766 |
| 1938 | 6 | — | #3,443 |
| 1936 | 6 | — | #3,450 |
| 1935 | 7 | — | #3,184 |
| 1934 | 10 | — | #2,523 |
| 1932 | 6 | — | #3,681 |
| 1931 | 11 | — | #2,437 |
| 1930 | 8 | — | #3,228 |
| 1929 | 10 | — | #2,720 |
| 1928 | 11 | — | #2,611 |
| 1927 | 19 | — | #1,855 |
| 1926 | 11 | — | #2,693 |
| 1925 | 15 | — | #2,161 |
| 1924 | 14 | — | #2,324 |
| 1923 | 12 | — | #2,572 |
| 1922 | 15 | — | #2,222 |
| 1921 | 15 | — | #2,241 |
| 1920 | 17 | — | #2,031 |
| 1919 | 9 | — | #3,066 |
| 1918 | 12 | — | #2,500 |
| 1917 | 10 | — | #2,689 |
| 1915 | 6 | — | #3,732 |
| 1914 | 9 | — | #2,415 |
| 1913 | 5 | — | #3,157 |
| 1911 | 8 | — | #1,362 |