Radwańska began her season at the Shenzhen Open, where she defeated Aleksandra Krunic, Zhang Shuai, Wang Qiang, Anna-Lena Friedsam and Alison Riske (all in straight sets), to win her 18th WTA Title.
As a result of her performance she was able to move to fourth in the world rankings.
At the Australian Open, Radwańska advanced to the semifinals, losing to Serena Williams.
Next, she played at the Qatar Open in Doha, where she defeated Kateryna Bondarenko, Monica Niculescu and Roberta Vinci to reach her fifth semifinal at the tournament.
She lost to Carla Suárez Navarro in two sets, but moved up to world No.
3.
In the BNP Paribas Ope, she defeated Dominika Cibulková, Monica Niculescu, Jelena Janković and Petra Kvitová.
In doing so, she regained her world No.
2 status.
She lost a tight match with a second-set tiebreaker to Serena Williams in the semifinals.
At the Miami Open she defeated Alizé Cornet and Madison Brengle before losing to Timea Bacsinszky in the fourth round.

At her first tournament of the clay season, the Porsche Tennis Grand Prix, top-seeded Radwańska defeated Andrea Petkovic and Karolína Plíšková for the 7th and 6th time respectively.
In the semifinal she lost to German qualifier Laura Siegemund who upset Simona Halep and Roberta Vinci on her way to the final.
Serena Williams' withdrawal from the Madrid Open elevated Radwańska to top seed of the tournament.
She lost to Dominika Cibulkova in the first round.
At Roland Garros, 2nd-seeded Radwańska defeated Bojana Jovanovski, Caroline Garcia and Barbora Strýcová before losing to Tsvetana Pironkova.
Radwańska's fourth-round match against Pironkova was contested over three days due to harsh rainy conditions.
Radwańska led the encounter prior to the resumption of the match in the rain.
However while playing in the rain she dropped ten consecutive games, got treatment from a trainer on her hand and subsequently ended up losing the match in three sets.
While avoiding major injury during the match, Radwańska needed treatment to her hand the following day.

Radwańska was awarded a wildcard entry into the Birmingham Classic, which opened the grass-court season.
She lost to CoCo Vandeweghe in the opening match.
Prior to Wimbledon, Radwańska competed in another grass tournament at Eastbourne International.
She beat Eugenie Bouchard to reach her first quarterfinal on grass courts this season.
At Wimbledon Radwańska was seeded third.
She defeated Kateryna Kozlova in the first round, followed by a three-set thriller against Ana Konjuh and then comfortably beating Katerina Siniakova in the third round.
No.
3 seed Radwańska, who was considered to be the top competition for Serena Williams since Garbine Muguruza was eliminated in the second round, was upset herself in the round of 16.
Radwańska found herself on the losing end of a tight three-set match against Dominika Cibulkova, which lasted almost three hours.

At the start of the summer hard-court season Radwańska pulled out of the Bank of the West Classic, due to an injured right hand.
She caught an injury to her right hand during the marathon third set in the fourth round of the Wimbledon Championships against Cibulkova. "
Unfortunately the right hand injury I suffered at Wimbledon is not 100 percent (fine) and my medical team has advised me to rest," said Radwańska.
She, however, was able to get back in shape before Rogers Cup in Montreal.
At Rogers Cup, she defeated Monica Niculescu in straight sets before losing to Anastasia Pavlyuchenkova in the third round.

In August Radwańska participated in her third Olympics at the 2016 Summer Olympics in Rio de Janeiro, Brazil.
After 55 hours of travel time to get to Rio from Montreal she lost in the first round match to Saisai Zheng.
Partnered with the 2014 Australian Open men's doubles winner, Łukasz Kubot she also lost a tight first round mixed doubles match to the Romanian pair of Irina Camelia Begu and Horia Tecau.

Next Radwańska competed at the Western & Southern Open in Cincinnati where she battled her way past Johanna Konta to clinch the last nine games of the match to move
Radwańska began her season at the Shenzhen Open, where she defeated Aleksandra Krunic, Zhang Shuai, Wang Qiang, Anna-Lena Friedsam and Alison Riske (all in straight sets), to win her 18th WTA Title. As a result of her performance she was able to move to fourth in the world rankings. At the Australian Open, Radwańska advanced to the semifinals, losing to Serena Williams. Next, she played at the Qatar Open in Doha, where she defeated Kateryna Bondarenko, Monica Niculescu and Roberta Vinci to reach her fifth semifinal at the tournament. She lost to Carla Suárez Navarro in two sets, but moved up to world No. 3. In the BNP Paribas Ope, she defeated Dominika Cibulková, Monica Niculescu, Jelena Janković and Petra Kvitová. In doing so, she regained her world No. 2 status. She lost a tight match with a second-set tiebreaker to Serena Williams in the semifinals. At the Miami Open she defeated Alizé Cornet and Madison Brengle before losing to Timea Bacsinszky in the fourth round.
At her first tournament of the clay season, the Porsche Tennis Grand Prix, top-seeded Radwańska defeated Andrea Petkovic and Karolína Plíšková for the 7th and 6th time respectively. In the semifinal she lost to German qualifier Laura Siegemund who upset Simona Halep and Roberta Vinci on her way to the final. Serena Williams' withdrawal from the Madrid Open elevated Radwańska to top seed of the tournament. She lost to Dominika Cibulkova in the first round. At Roland Garros, 2nd-seeded Radwańska defeated Bojana Jovanovski, Caroline Garcia and Barbora Strýcová before losing to Tsvetana Pironkova. Radwańska's fourth-round match against Pironkova was contested over three days due to harsh rainy conditions. Radwańska led the encounter prior to the resumption of the match in the rain. However while playing in the rain she dropped ten consecutive games, got treatment from a trainer on her hand and subsequently ended up losing the match in three sets. While avoiding major injury during the match, Radwańska needed treatment to her hand the following day.
Radwańska was awarded a wildcard entry into the Birmingham Classic, which opened the grass-court season. She lost to CoCo Vandeweghe in the opening match. Prior to Wimbledon, Radwańska competed in another grass tournament at Eastbourne International. She beat Eugenie Bouchard to reach her first quarterfinal on grass courts this season. At Wimbledon Radwańska was seeded third. She defeated Kateryna Kozlova in the first round, followed by a three-set thriller against Ana Konjuh and then comfortably beating Katerina Siniakova in the third round. No. 3 seed Radwańska, who was considered to be the top competition for Serena Williams since Garbine Muguruza was eliminated in the second round, was upset herself in the round of 16. Radwańska found herself on the losing end of a tight three-set match against Dominika Cibulkova, which lasted almost three hours.
At the start of the summer hard-court season Radwańska pulled out of the Bank of the West Classic, due to an injured right hand. She caught an injury to her right hand during the marathon third set in the fourth round of the Wimbledon Championships against Cibulkova. "Unfortunately the right hand injury I suffered at Wimbledon is not 100 percent (fine) and my medical team has advised me to rest," said Radwańska. She, however, was able to get back in shape before Rogers Cup in Montreal. At Rogers Cup, she defeated Monica Niculescu in straight sets before losing to Anastasia Pavlyuchenkova in the third round.
In August Radwańska participated in her third Olympics at the 2016 Summer Olympics in Rio de Janeiro, Brazil. After 55 hours of travel time to get to Rio from Montreal she lost in the first round match to Saisai Zheng. Partnered with the 2014 Australian Open men's doubles winner, Łukasz Kubot she also lost a tight first round mixed doubles match to the Romanian pair of Irina Camelia Begu and Horia Tecau.
Next Radwańska competed at the Western & Southern Open in Cincinnati where she battled her way past Johanna Konta to clinch the last nine games of the match to move 
Agnieszka Radwańska