The draw for the BNP Paribas Open at Indian Wells has been released and Maria has been drawn to play world no.44 Naomi Osaka of Japan in the first round.
Maria has never played the 20-year-old before.
This match will be played on Wednesday or Thursday.
The first seed Maria can face is no.31 seed Agnieszka Radwanska of Poland in the second round.
Maria is making her 14th appearance at this premier mandatory event and her best result was taking the title in 2006 and 2013.