Dagnė Čiukšytė has been a professional chess player since she made her debut in 1994 for Lithuania. In 1994, she went on to win the Lithuanian women's championship. She repeated the same feat in 1996, 1997 and in 2003. Čiukšytė also represented Lithuania in five Women's Chess Olympiads from 1994 to 2006. Čiukšytė competed at the 1995 Women's Interzonal tournament, held in Chişinău, and at the 2001 Women's World Championship.