Nuța Olaru (born August 28, 1970 in Orodel, Dolj) is a retired female long-distance runner from Romania, who specialized in the marathon race during her career. She set her personal best (2:24:33) in the women's marathon in Chicago, IL on October 10, 2004.
| Year | Competition | Venue | Position | Event | Notes |
|---|---|---|---|---|---|
| Representing Romania | |||||
| 1997 | World Championships | Athens, Greece | 30th | Marathon | 2:47:12 |
| 1998 | European Championships | Budapest, Hungary | 34th | Marathon | 2:42:44 |
| 2000 | Lille Half Marathon | Lille, France | 1st | Half Marathon | 1:11:08 |
| 2001 | World Championships | Edmonton, Canada | 15th | Marathon | 2:33:05 |
| 2002 | European Championships | Munich, Germany | — | Marathon | DNF |
| 2003 | World Championships | Paris, France | 11th | Marathon | 2:28:24 |
| 2004 | Olympic Games | Athens, Greece | 13th | Marathon | 2:34:45 |
| 2005 | World Championships | Helsinki, Finland | — | Marathon | DNF |
| 2007 | World Championships | Osaka, Japan | — | Marathon | DNF |
| 2009 | World Championships | Berlin, Germany | 60th | Marathon | 3:00:59 |