Swimming at the 2005 World Aquatics Championships – Women's 200 metre freestyle

The Women's 200 Freestyle at the 11th FINA World Aquatics Championships was swum 26 and 27 July 2005 in Montreal, Quebec, Canada. On 26 July, preliminary heats and semifinals occurred, and on 27 July a final heat was swum in the evening. 64 swimmers were entered in the event, of which 62 swam in one of 8 heats. The top-16 swimmers from the preliminary heats advanced on to semifinals; the top-8 swimmers in the two semifinals heats advanced onto the next night's final.

The existing records at the start of the event were:
 * World record (WR): 1:56.64, Franziska van Almsick (Germany), 3 August 2002 in Berlin, Germany.
 * Championship record (CR): 1:56.78, Franziska van Almsick (Germany), 6 September 1994 in Rome, Italy.