Riku is a rare variant of Ricky that has climbed to its highest level yet, peaking in 2024.
Riku is a boy name. In 2025 it ranked #6,730 for boy births in the United States (and #14,146 across all names), given to 13 babies. Riku was first reported in SSA data in 1996 and peaked in 2024 (24 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 13 | 13 | #6,730 |
| 2024 | 24 | 24 | #4,410 |
| 2023 | 21 | 21 | #4,853 |
| 2022 | 21 | 21 | #4,816 |
| 2021 | 19 | 19 | #5,074 |
| 2020 | 23 | 23 | #4,394 |
| 2019 | 13 | 13 | #6,701 |
| 2018 | 16 | 16 | #5,726 |
| 2017 | 18 | 18 | #5,260 |
| 2016 | 17 | 17 | #5,506 |
| 2015 | 16 | 16 | #5,688 |
| 2014 | 22 | 22 | #4,504 |
| 2013 | 21 | 21 | #4,583 |
| 2012 | 19 | 19 | #5,004 |
| 2011 | 17 | 17 | #5,385 |
| 2010 | 21 | 21 | #4,644 |
| 2009 | 23 | 23 | #4,398 |
| 2008 | 13 | 13 | #6,687 |
| 2007 | 12 | 12 | #6,993 |
| 2006 | 19 | 19 | #4,822 |
| 2005 | 10 | 10 | #7,539 |
| 2004 | 18 | 18 | #4,748 |
| 2003 | 17 | 17 | #4,772 |
| 2002 | 9 | 9 | #7,501 |
| 2001 | 12 | 12 | #5,941 |
| 2000 | 12 | 12 | #5,836 |
| 1999 | 19 | 19 | #3,954 |
| 1997 | 10 | — | #6,003 |
| 1996 | 8 | — | #6,978 |