Kora Boufflert (born Sommerfeld on 23 April 1966 at the Havre) is a former French athlete, who specialized in race walking.
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.