Kora Boufflert (born Sommerfeld on 23 April 1966 at the Havre) is a former French athlete, who specialized in race walking.
Very early on attracted by the ultra-distance walk racing (145 km at the 24 hour walk of Rouen in 1987), she also had a career in speed walking.[1]
In 1993 and 1994 she won two caps for France for the 10km walk. In 1994 and 1995 she beat the world records for the 100 km walk (10h13:56 at Roubaix on 9 October 1994) and the 50 km< walk (4h41:57 on 17 September 1995).
She won Paris-Colmar Women's walk race (25-27 May 1995) covering the 333 km course in 45h02.
Having achieved her sporting goals, she stopped high-level competition for several years.
Upon her return, she retook her place at the top of the hierarchy of ultra-distance walk racing. On 24 April 2005, at Bar le Duc, she established a new standard for long distance walking. She covered 170 km in 19 h 56 min 41 s, and in 2006 she won a second female Paris-Colmar race walk.
In 2007, she competed in the male Paris-Colmar walk. She ended at 7th place covering 451 km in 63h16.[2]
The following years she turned to the 24 hours race walk. She received 2 new international selections in 2008 and 2009, and she walked 224 km 440m on 1 May 2008 at the 24 h Brive race walk.