Rui is a rare boys' name that has climbed to its highest level yet, peaking in 2024.
Rui is predominantly a boy name. In 2025 it ranked #2,672 among boys (49) and #9,981 among girls (10) — overall #5,064 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 59 | 59 | #9,981 | #2,672 |
| 2024 | 71 | 71 | #10,943 | #2,307 |
| 2023 | 53 | 53 | #14,859 | #2,764 |
| 2022 | 54 | 54 | #8,955 | #2,988 |
| 2021 | 44 | 44 | #10,178 | #3,411 |
| 2020 | 37 | 37 | #13,217 | #3,637 |
| 2019 | 32 | 32 | #9,629 | #4,774 |
| 2018 | 18 | 18 | — | #5,271 |
| 2017 | 13 | 13 | — | #6,600 |
| 2016 | 23 | 23 | #18,351 | #5,282 |
| 2015 | 19 | 19 | — | #5,020 |
| 2014 | 19 | 19 | — | #5,025 |
| 2013 | 23 | 23 | #18,772 | #5,131 |
| 2012 | 10 | 10 | — | #8,026 |
| 2011 | 27 | 27 | — | #3,873 |
| 2010 | 13 | 13 | — | #6,632 |
| 2009 | 14 | 14 | #19,640 | #8,860 |
| 2008 | 24 | 24 | — | #4,239 |
| 2007 | 19 | 19 | — | #4,948 |
| 2006 | 23 | 23 | #19,455 | #5,028 |
| 2005 | 9 | 9 | — | #8,168 |
| 2004 | 7 | 7 | — | #9,740 |
| 2003 | 12 | 12 | — | #6,181 |
| 2002 | 10 | 10 | — | #6,952 |
| 2001 | 8 | 8 | — | #8,162 |
| 2000 | 7 | 7 | — | #8,951 |
| 1999 | 5 | 5 | — | #11,276 |
| 1998 | 9 | 9 | — | #6,734 |
| 1997 | 12 | — | — | #5,212 |
| 1996 | 9 | — | — | #6,390 |
| 1995 | 7 | — | — | #7,650 |
| 1992 | 8 | — | — | #6,577 |
| 1991 | 9 | — | — | #5,851 |
| 1990 | 9 | — | — | #5,728 |
| 1989 | 5 | — | — | #8,982 |
| 1988 | 10 | — | — | #4,719 |
| 1987 | 8 | — | — | #5,360 |
| 1986 | 12 | — | — | #3,837 |
| 1985 | 7 | — | — | #5,653 |
| 1984 | 15 | — | — | #3,070 |
| 1983 | 16 | — | — | #2,889 |
| 1982 | 8 | — | — | #4,921 |
| 1981 | 9 | — | — | #4,429 |
| 1980 | 15 | — | — | #3,072 |
| 1979 | 15 | — | — | #2,999 |
| 1978 | 19 | — | — | #2,463 |
| 1977 | 17 | — | — | #2,641 |
| 1976 | 13 | — | — | #3,066 |
| 1975 | 21 | — | — | #2,190 |
| 1974 | 21 | — | — | #2,112 |
| 1973 | 7 | — | — | #4,415 |
| 1972 | 13 | — | — | #2,797 |
| 1971 | 20 | — | — | #2,105 |
| 1967 | 5 | — | — | #4,441 |