On 21 November 2017 , Sessegnon marked his 50th appearance for Fulham by scoring his first professional hat-trick in a 5–4 away victory against Sheffield United – becoming the first seventeen-year-old to score a hat-trick in the top four tiers of English league football since Dele Alli in 2014 .
Ryan Sessègnon was named in FourFourTwo 's list of 100 Best Teenagers in the World in late 2017 .