Deena Kastor

At the University of Arkansas she was a four-time SEC champion and an eight-time All-American. Post-collegiately, Kastor ran under coaches Joe Vigil and Terrence Mahon. Since 2015, she has been coached by her husband, Andrew Kastor head of the Mammoth Track Club.

In October 2015, she broke the U.S. Women's Masters marathon record by almost a minute at the 2015 Chicago Marathon, running 2:27:47.

In April 2014, the 41-year-old Kastor won the 2014 More|Fitness Half-Marathon in New York's Central Park in a U.S. masters record of 1:11:38.

On September 21, 2014, she set the world record in the Women's Masters division for the half-marathon, at 1:09:39, while running in the Rock 'n' Roll Half-Marathon in Philadelphia.

In January 2013, Kastor announced she would be running in the 2013 Los Angeles Marathon, to be held on March 17, 2013 where she finished third in 2:32:39.

On August 10, 2013, Kastor placed 9th at the World Championship Marathon in Moscow with a time of 2:36. She stated that it may have been her last high-level marathon.

In January 2012, Deena ran 2:30:40 to place 6th at the Olympic Squad Houston Olympic Trials.

She is married to Andrew Kastor. In August 2010, they announced that she was three months pregnant with their first child, Piper. As a result, she announced she would not compete in that year's New York City Marathon, held November 7. Her daughter was born in February 2011.

On March 21, 2010, Kastor competed in the first spring running of the NYC Half-Marathon. After running the majority of the race in first, on her way to breaking the course record, she dropped to second place to finish behind Great Britain's Mara Yamauchi.

It was announced in August 2010 that Kastor and her husband were expecting their first child, Piper Bloom, in March 2011. It was also announced that Deena would be making her return to racing at the New York Mini 10K.

In April 2008, Kastor won the U.S. women's Olympic marathon trials in Boston, Massachusetts. She finished with an unofficial time of 2:29:35, after overtaking competitor Magdalena Lewy Boulet in mile 23. Kastor ran most of the race from behind, while Lewy Boulet built a commanding lead very early on, running alone for most of the marathon. With some 10 miles (16 km) to go, Kastor made a move to catch up to Lewy Boulet, stringing out the field. Lewy Boulet took second place in 2:30:19.

In August 2008, Kastor pulled out of the women's marathon at the Beijing Olympics with a foot injury. At about the 5-kilometer (3.1 mi) mark, she dropped to one knee, holding her right foot. She attempted to rise, but dropped back down again and was forced to withdraw from the race.

She was inducted into the New York Jewish Sports Hall of Fame in 2001, and into the National Jewish Sports Hall of Fame on April 29, 2007.

Kastor was selected as the top women's marathoner in the world in 2006 by Track and Field News magazine.

In recent years, Kastor has shifted her focus toward the marathon distance. After winning the bronze medal at the 2004 Olympic Marathon, she won the 2005 Chicago Marathon. In 2006, she won the London Marathon, setting an American record. She placed sixth at the 2006 New York City Marathon and fifth at the 2007 Boston Marathon. Kastor is a featured subject in the 2007 marathon documentary Spirit of the Marathon, which follows her victory at the 2005 Chicago Marathon.

Kastor has earned two silver medals (2002 Dublin, long race; 2003 Lausanne, long race) in the IAAF World Cross Country Championships.

Deena Michelle Kastor (née Drossin; born February 14, 1973) is an American long-distance runner. She holds American records in the marathon and numerous road distances. She won the bronze medal in the women's marathon at the 2004 Olympics in Athens, Greece. She is also an eight-time national champion in cross country.