Rien is a very rare variant of Rian that was most common in the 2000s and has all but disappeared.
Rien is predominantly a boy name. It last appears in U.S. records in 2015. Rien first appears in 1993 and peaked in 2008 (11 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2015 | 5 | 5 | — | #13,621 |
| 2014 | 12 | 12 | #18,655 | #10,488 |
| 2012 | 5 | 5 | — | #13,795 |
| 2011 | 8 | 8 | — | #9,417 |
| 2009 | 15 | 15 | #19,600 | #8,170 |
| 2008 | 16 | 16 | #19,843 | #7,596 |
| 2007 | 14 | 14 | #19,897 | #8,770 |
| 2006 | 6 | 6 | — | #11,749 |
| 2005 | 9 | 9 | #11,623 | — |
| 2004 | 10 | 10 | — | #7,407 |
| 2003 | 8 | 8 | — | #8,457 |
| 2002 | 6 | 6 | — | #10,393 |
| 2000 | 5 | 5 | — | #11,762 |
| 1993 | 6 | — | — | #8,471 |