Happy Hogan

Harold Hogan, often called as Happy is a fictional character created by Stan Lee and Don Heck and a major character of the Marvel Cinematic Universe. He is the tetartagonist of the Iron Man trilogy, of being a minor character of Iron Man, one of the three tetartagonists (alongside Black Widow and Nick Fury), a supporting character of Iron Man 3, the deuteragonist of the Spider-Man trilogy, being the tetartagonist of Spider-Man Homecoming, and the tritagonist of Spider-Man: Far From Home. He's the Bodyguard turned Head of Security of Stark Industries and the best friend to Tony Stark/Iron Man.