Nuța Olaru is a female long-distance runner originally from Romania, who became a naturalized United States citizen in November 2012. She specializes in the marathon race. She set her personal best (2:24:33) in the women's marathon in Chicago, IL on October 10, 2004.

The Los Angeles Marathon is an annual running event typically held each spring in Los Angeles, California, since 1989. The marathon was inspired by the success of the 1984 Summer Olympic Games hosted in Los Angeles, and has become one of the largest marathons in the country, with more than 25,000 participants, thousands of volunteers, and hundreds of thousands of spectators.