in 2016, mamun won the all-around silver at the russian championships. she also won the all-around silver at the 2016 european championships. she won gold in the all-around at the 2016 baku world cup, and set a record by scoring the highest number of points ever in the all-around. mamun competed in the 2016 rio olympics. she won the individual all-around gold medal and set an olympic record, scoring the highest number of points ever at an olympic games. mamun was ranked first in the world during the 2016 season. sadly, two days after she won gold at the olympics, mamun's father died.