WTA stars love social media - and there have been some brilliant posts from them this year. Here are some of the best.
Former World No.1 Angelique Kerber had a difficult year - but she definitely enjoyed her time at Wimbledon.
Garbiñe Muguruza picked up the title in SW19 - and was planning ahead for the Champions' Ball.
Kristina Mladenovic treated Federer with the requisite dignity too, during their Hopman Cup match at the start of the year.
Caroline Garcia spotted a familiar face on her travels.
Sloane Stephens won her first Grand Slam and could barely believe it.
Agnieszka Radwanska was a beautiful bride this year.
Caroline Wozniacki won the BNP Paribas WTA Finals Singapore presented by SC Global - and then announced her engagement to basketball star David Lee.
Serena Williams won the Australian Open and became a mom in the same year.
Doubles co-No.1s Martina Hingis and Chan Yung-Jan were traveling light for their off-season break.
2016 Rio Olympic gold medalist Monica Puig worked hard this year to help her homeland of Puerto Rico, suffering after a hurricane.