Women to watch at the Australian Open, which begins Monday at Melbourne Park:

SIMONA HALEP

Seeded: 1

Age: 26

Country: Romania

2017 Match Record: 45-17

2017 Singles Titles: 1

Career Singles Titles: 15

Major titles: 0 — Best: French Open finalist (’17, ’14)

Last 5 Australian Opens: ’17-1st; ’16-1st, ’15-QF, ’14-QF, ’13-1st.

Topspin: Has never advanced beyond the quarterfinals at the Australian Open and, for the last two years, has lost in the first round. Last year, she was beaten by American Shelby Rogers while bothered by a sore knee. … She was fourth-seeded then but comes into this year’s Australian Open with the No. 1 ranking despite still having no Grand Slam singles titles … Had her equal-best Grand Slam performance at last year’s French Open, losing in the final to Jelena Ostapenko despite being a set and 3-0 up. She lost the 2014 final at Roland Garros to Maria Sharapova. … Won last week’s Shenzhen Open, beating Katarina Siniakova in the final, to ensure she’d remain the top-ranked player for the Australian Open.

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CAROLINE WOZNIACKI

Seeded: 2

Age: 27

Country: Denmark

2017 Match Record: 60-21

2017 Singles Titles: 2

Career Singles Titles: 27

Major Titles: 0 — Best: U.S. Open finalist ’14, ’09.

Last 5 Australian Opens: ’17-3rd. ’16-1st, ’15-2nd, ’14-3rd, ’13-4th.

Topspin: In 2011, made it to the semifinals at Melbourne, losing to Li Na. She lost in the quarterfinals the following year to Kim Clijsters, a defeat which cost Wozniacki her No. 1 ranking. … Held the top ranking at stages of 2010, 2011 and 2012, without having won a major. … Is edging closer back to the No. 1 spot, thanks in part to Serena Williams’ long absence, but still hasn’t won that elusive first Grand Slam singles title. Lost in the final of the ASB…