Natalia Trefilova born 1 July 1971, is a former freestyle

Freestyle swimming

Freestyle is an unregulated swimming style used in swimming competitions according to the rules of FINA. The front crawl stroke is almost universally used during a freestyle race, as this style is generally the fastest...

 swimmer from the Soviet Union.

Natalia competed at the 1988 Summer Olympic Games

1988 Summer Olympics

The 1988 Summer Olympics, officially known as the Games of the XXIV Olympiad, were an all international multi-sport events celebrated from September 17 to October 2, 1988 in Seoul, South Korea. They were the second summer Olympic Games to be held in Asia and the first since the 1964 Summer Olympics...

 in Seoul, Korea, in the 100, 200, 400, & 800 metre freestyles, & the 4 x 100 metre freestyle relay.

Swimming at the 1988 Summer Olympics

The 1988 Summer Olympics took place in Seoul, South Korea. The swimming competition, held from September 18 to September 25, was notable for the seven medals, including five golds, won by Matt Biondi, the six golds won by Kristin Otto, and the three individual golds won by Janet Evans...

Her effort in the 100 metre freestyle

Swimming at the 1988 Summer Olympics - Women's 100 metre freestyle

The women's 100 freestyle at the 1988 Summer Olympics was contested on September 18 and September 19 .-Records:The existing World and Olympic records at the time of the event were:-A Final:-B Final:-Preliminary heats:...

 saw her finish first in the B Final in a time of 56.48 seconds.

In the 200 metre freestyle

Swimming at the 1988 Summer Olympics - Women's 200 metre freestyle

The women's 200 freestyle at the 1988 Summer Olympics, was contested on September 20 and September 21 .Silvia Poll's silver medal was Costa Rica's first Olympic medal ever.-Records:...

, Natalia achieved her best individual result of the meet, finishing fifth in the Championship Final in 1 minute 59.24 seconds.