The then-18-year-old Raducanu catapulted her career to new heights when she won 10 matches without dropping a set to claim the US Open title, beating Canadian Leylah Fernandez (20) in the final.
"It's been great to receive my honour today from His Majesty the King - I feel extremely grateful," she said in a statement made to members of the media after receiving the MBE from King Charles at an investiture ceremony at Windsor Castle.
Her first full year on Tour was marred by injury and disappointing finishes and she current sits ranked 75th in the world.