Denisa Krajčovičová (born 18 November 1968)[1][2][3] is a former professional tennis player from Slovakia.

[2][3] Krajčovičová began playing professionally in the late 1980s, originally under the flag of Czechoslovakia.

She made the semifinals of the 1991 San Marino WTA Tour tournament.

[4] In 1993, she began competing as a Slovakian and represented the Slovakia Fed Cup team in their 1995 World Group playoff tie against Paraguay.

[5] Towards the end of her career, she peaked as a doubles player, making a WTA Tour final at the 1995 Warsaw Cup and the following year winning a $75k Bratislava ITF Circuit tournament.