This timeline details Serena's pursuit of equalling Steffi Graf's Grand Slam record, complicated by health issues and near misses.
Australian Open and French Open
2015
Serena wins the Australian Open and French Open, continuing her quest for Grand Slam records.
Wimbledon Triumph
2015
Serena wins Wimbledon, bringing her total Grand Slam count to 21.
US Open Semifinal Loss
2015
Serena suffers a shocking loss to Roberta Vinci in the US Open semifinal, preventing her from achieving a Calendar Grand Slam.
Wimbledon Title
2016
Serena wins Wimbledon, equalling Steffi Graf's record of 22 Grand Slam singles titles in the Open Era.
Australian Open Victory (While Pregnant)
2017
Serena wins the Australian Open, defeating Venus Williams in the final, while secretly being several weeks pregnant. This victory is a remarkable feat of athleticism.