Elina Svitolina Elina Mykhailivna Svitolina (, ; born 12 September 1994) is a Ukrainian professional tennis player. She reached career-high rankings of world No. 3 in singles and No. 108 in doubles by the WTA rankings, WTA. Svitolina has won 18 WTA Tour single ...

defeated

Sloane Stephens Sloane Stephens (born March 20, 1993) is an American professional tennis player. She has achieved a career-best ranking of world No. 3 by the Women's Tennis Association, WTA. Stephens has won eight WTA Tour-level singles titles, including the 2 ...

in the final, 3–6, 6–2, 6–2 to win the singles tennis title at the 2018 WTA Finals.

Caroline Wozniacki Caroline Wozniacki (; born 11 July 1990) is an inactive Danish professional tennis player. She has been ranked as the List of WTA number 1 ranked singles tennis players, world No. 1 in women's singles by the Women's Tennis Association, WTA, hold ...

was the defending champion, but was eliminated in the round-robin stage.

Naomi Osaka is a Japanese professional tennis player. She has been ranked as the List of WTA number 1 ranked singles tennis players, world No. 1 in women's singles by the Women's Tennis Association, WTA for 25 weeks, the first Asian player to hold the ...

, Stephens, and

Kiki Bertens Kiki Bertens (; born 10 December 1991) is a Dutch former professional tennis player. Her career-high WTA rankings#Current rankings, singles ranking was world No. 4, which she reached on 13 May 2019, becoming the highest-ranked Dutch female playe ...

made their debuts in the event. This was the first time that the top four seeds were eliminated in the round robin stage, leaving the fifth to eighth seeds to qualify for the semifinals.

Seeds

''Notes:'' *

Simona Halep Simona Halep (; born 27 September 1991) is a Romanian former professional tennis player. She was ranked as the List of WTA number 1 ranked singles tennis players, world No. 1 in women's singles by the Women's Tennis Association (WTA) for 64 w ...

had qualified but withdrew due to back injury

Alternates

Draw

Finals

Red group

† Following WTA rules, Osaka's retirement against Bertens was counted as a straight-set loss in determining round robin standings.

White group

''Standings are determined by: 1. number of wins; 2. number of matches; 3. in two-player ties, head-to-head records; 4. in three-player ties, (a) percentage of sets won (head-to-head records if two players remain tied), then (b) percentage of games won (head-to-head records if two players remain tied), then (c) WTA rankings.''

References

Main Draw
{{DEFAULTSORT:2018 WTA Finals

Singles Singles are people not in a committed relationship. Singles may also refer to: Film and television * ''Singles'' (miniseries), a 1984 Australian television series * ''Singles'' (1992 film), written and directed by Cameron Crowe * ''Singles'' ...