Popularity (masculine) in Scotland
Numbers
| Declan (masculine) | |||
| Year | Rank | Percent Used | |
| 2023 | - | - | |
| 2022 | - | - | |
| 2021 | - | - | |
| 2020 | - | - | |
| 2019 | - | - | |
| 2018 | - | - | |
| 2017 | - | - | |
| 2016 | - | - | |
| 2015 | - | - | |
| 2014 | - | - | |
| 2013 | #99 | 0.229 | |
| 2012 | #88 | 0.266 | |
| 2011 | #95 | 0.236 | |
| 2010 | #81 | 0.308 | |
| 2009 | #98 | 0.219 | |
| 2008 | #66 | 0.363 | |
| 2007 | #77 | 0.313 | |
| 2006 | #64 | 0.397 | |
| 2005 | #55 | 0.499 | |
| 2004 | #52 | 0.511 | |
| 2003 | #54 | 0.505 | |
| 2002 | #44 | 0.652 | |
| 2001 | #36 | 0.795 | |
| 2000 | #35 | 0.816 | |
| 1999 | #35 | 0.828 | |
| 1998 | #37 | 0.766 | |
| 1997 | #32 | 0.931 | |
| 1996 | #39 | 0.672 | |
| 1995 | #40 | 0.617 | |
| 1994 | #48 | 0.529 | |
| 1993 | #66 | 0.380 | |
| 1992 | #83 | 0.259 | |
| 1991 | #84 | 0.250 | |
| 1990 | - | - | |
| 1989 | - | - | |
| 1988 | - | - | |
| 1987 | - | - | |
| 1986 | - | - | |
| 1985 | - | - | |
| 1984 | - | - | |
| 1983 | - | - | |
| 1982 | - | - | |
| 1981 | - | - | |
| 1980 | - | - | |
| 1979 | - | - | |
| 1978 | - | - | |
| 1977 | - | - | |
| 1976 | - | - | |
| 1975 | - | - | |
| 1974 | - | - | |
| 1973 | - | - | |
| 1972 | - | - | |
| 1971 | - | - | |
| 1970 | - | - | |
| 1969 | - | - | |
| 1968 | - | - | |
| 1967 | - | - | |
| 1966 | - | - | |
| 1965 | - | - | |
| 1964 | - | - | |
| 1963 | - | - | |
| 1962 | - | - | |
| 1961 | - | - | |
| 1960 | - | - | |
| 1959 | - | - | |
| 1958 | - | - | |
| 1957 | - | - | |
| 1956 | - | - | |
| 1955 | - | - | |
| 1954 | - | - | |
| 1953 | - | - | |
| 1952 | - | - | |
| 1951 | - | - | |
| 1950 | - | - | |
| 1949 | - | - | |
| 1948 | - | - | |
| 1947 | - | - | |
| 1946 | - | - | |
| 1945 | - | - | |
| 1944 | - | - | |
| 1943 | - | - | |
| 1942 | - | - | |
| 1941 | - | - | |
| 1940 | - | - | |
| 1939 | - | - | |
| 1938 | - | - | |
| 1937 | - | - | |
| 1936 | - | - | |
| 1935 | - | - | |
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