The Gabon international ended his goal drought and in doing so reached another landmark with his second-half against Manchester United on Sunday.
Pierre-Emerick Aubameyang has become the first Arsenal player to score a penalty at Old Trafford in a Premier League game with his match-winning effort on Sunday.
The 31-year-old stepped up to score only the goal that handed Mikel Arteta's side a 1-0 win over Manchester United after Hector Bellerin was brought down by Paul Pogba in the 18-yard-box.