On 28 January 2017, Welbeck made his first start of the 2016–17 season in a fourth round FA Cup tie against Southampton. He scored Arsenal's first two goals before assisting Theo Walcott's first in an eventual 5–0 win at St Mary's Stadium. He started as Arsenal beat Chelsea 2–1 in the 2017 FA Cup Final at Wembley Stadium on 27 May.