2015 Andy Murray tennis season partnered his brother Jamie, and they won in five sets against the pairing of Sam Groth and Lleyton Hewitt, the results guiding Great Britain to the Davis Cup final for the first time since 1978. Andy Murray reached the semifinals after victories against Steve Johnson and John Isner, before defeating Tomáš Berdych in straight sets including a run of nine games in a row. In the semifinals he lost to Novak Djokovic for the fifth time in the season, but the result along with Federer's early exit from the tournament ensured that Murray returned to the No. 2 ranking. Murray
Andy Murray had achieved this honour. Murray was knighted in the 2017 New Year Honours for services to tennis and charity. He opened the season with a loss in the semi-finals of the Mubadala World Tennis Championship to David Goffin, following which he won against Milos Raonic in the third-place play-off. Murray then reached the final of the Qatar Open, but lost to Novak Djokovic in three sets despite saving three championship points. At the Australian Open he lost in the fourth round against Mischa Zverev in four sets. Murray returned to action at the Dubai Duty Free Tennis Championships event in