Fidencio is an uncommon boys' name that peaked in 1928 and has since faded.
Fidencio is a boy name. In 2025 it ranked #11,104 for boy births in the United States (and #22,913 across all names), given to 6 babies. Fidencio was first reported in SSA data in 1909 and peaked in 1928 (51 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 6 | 6 | #11,104 |
| 2024 | 13 | 13 | #6,577 |
| 2023 | 9 | 9 | #8,465 |
| 2022 | 6 | 6 | #11,308 |
| 2021 | 6 | 6 | #11,203 |
| 2020 | 10 | 10 | #7,697 |
| 2019 | 6 | 6 | #11,209 |
| 2018 | 6 | 6 | #11,217 |
| 2017 | 11 | 11 | #7,246 |
| 2016 | 7 | 7 | #9,993 |
| 2015 | 6 | 6 | #11,126 |
| 2014 | 11 | 11 | #7,203 |
| 2013 | 8 | 8 | #9,061 |
| 2012 | 6 | 6 | #11,245 |
| 2011 | 7 | 7 | #9,974 |
| 2010 | 13 | 13 | #6,466 |
| 2009 | 13 | 13 | #6,554 |
| 2008 | 12 | 12 | #6,888 |
| 2007 | 25 | 25 | #4,043 |
| 2006 | 27 | 27 | #3,712 |
| 2005 | 23 | 23 | #3,972 |
| 2004 | 20 | 20 | #4,312 |
| 2003 | 23 | 23 | #3,764 |
| 2002 | 30 | 30 | #3,036 |
| 2001 | 31 | 31 | #2,952 |
| 2000 | 27 | 27 | #3,173 |
| 1999 | 25 | 25 | #3,209 |
| 1998 | 22 | 22 | #3,424 |
| 1997 | 18 | — | #3,789 |
| 1996 | 23 | — | #3,145 |
| 1995 | 24 | — | #2,956 |
| 1994 | 29 | — | #2,575 |
| 1993 | 26 | — | #2,737 |
| 1992 | 19 | — | #3,383 |
| 1991 | 26 | — | #2,627 |
| 1990 | 38 | — | #1,983 |
| 1989 | 20 | — | #3,016 |
| 1988 | 31 | — | #2,055 |
| 1987 | 22 | — | #2,499 |
| 1986 | 24 | — | #2,317 |
| 1985 | 22 | — | #2,379 |
| 1984 | 29 | — | #1,901 |
| 1983 | 34 | — | #1,696 |
| 1982 | 28 | — | #1,948 |
| 1981 | 29 | — | #1,913 |
| 1980 | 36 | — | #1,634 |
| 1979 | 30 | — | #1,845 |
| 1978 | 27 | — | #1,889 |
| 1977 | 21 | — | #2,228 |
| 1976 | 28 | — | #1,799 |
| 1975 | 34 | — | #1,542 |
| 1974 | 35 | — | #1,483 |
| 1973 | 27 | — | #1,708 |
| 1972 | 26 | — | #1,738 |
| 1971 | 22 | — | #1,942 |
| 1970 | 30 | — | #1,557 |
| 1969 | 27 | — | #1,578 |
| 1968 | 26 | — | #1,555 |
| 1967 | 29 | — | #1,419 |
| 1966 | 27 | — | #1,489 |
| 1965 | 16 | — | #2,017 |
| 1964 | 29 | — | #1,471 |
| 1963 | 21 | — | #1,756 |
| 1962 | 12 | — | #2,426 |
| 1961 | 19 | — | #1,903 |
| 1960 | 23 | — | #1,708 |
| 1959 | 20 | — | #1,823 |
| 1958 | 20 | — | #1,789 |
| 1957 | 26 | — | #1,559 |
| 1956 | 29 | — | #1,459 |
| 1955 | 28 | — | #1,468 |
| 1954 | 14 | — | #2,147 |
| 1953 | 16 | — | #1,991 |
| 1952 | 23 | — | #1,594 |
| 1951 | 18 | — | #1,795 |
| 1950 | 21 | — | #1,627 |
| 1949 | 18 | — | #1,780 |
| 1948 | 29 | — | #1,358 |
| 1947 | 22 | — | #1,617 |
| 1946 | 27 | — | #1,364 |
| 1945 | 15 | — | #1,805 |
| 1944 | 21 | — | #1,497 |
| 1943 | 16 | — | #1,861 |
| 1942 | 20 | — | #1,601 |
| 1941 | 13 | — | #2,031 |
| 1940 | 18 | — | #1,650 |
| 1939 | 15 | — | #1,825 |
| 1938 | 13 | — | #2,017 |
| 1937 | 15 | — | #1,858 |
| 1936 | 9 | — | #2,505 |
| 1935 | 21 | — | #1,510 |
| 1934 | 17 | — | #1,743 |
| 1933 | 10 | — | #2,427 |
| 1932 | 19 | — | #1,677 |
| 1931 | 26 | — | #1,371 |
| 1930 | 27 | — | #1,407 |
| 1929 | 43 | — | #1,047 |
| 1928 | 51 | — | #957 |
| 1927 | 17 | — | #1,978 |
| 1926 | 19 | — | #1,815 |
| 1925 | 20 | — | #1,756 |
| 1924 | 12 | — | #2,520 |
| 1923 | 19 | — | #1,830 |
| 1922 | 8 | — | #3,347 |
| 1921 | 6 | — | #4,028 |
| 1920 | 10 | — | #2,841 |
| 1919 | 6 | — | #3,880 |
| 1918 | 6 | — | #3,882 |
| 1917 | 9 | — | #2,813 |
| 1916 | 6 | — | #3,629 |
| 1914 | 5 | — | #3,434 |
| 1913 | 8 | — | #2,153 |
| 1909 | 5 | — | #1,533 |