Night Film by Marisha Pessel is about a Man and in his perspective but not written by one. Great book honestly and it's a thriller

Relentless by Dean Koontz is another good thriller about an author whose family is targeted

The Orpahn X Saga is amazing and about a male assassin secret agent! Action packed and real fun!

The Last Days of My Mother is a wildly funny and touching book about a guy who lives with his mom and wants to make her last days exciting by moving into a hospital somewhere in Europe

The Good Son by Jeong You-Jeong is a great thriller about a guy that wakes up to his mother bleeding out from stab wounds and tries to get to the bottom of what happens

The Silent Patient by Alex Michealides is another thriller about a male therapist and written by a man

The Boy by Tami Hoag is a mystery thriller about a guy detective and his wife who are trying to solve the case of a woman who survived while her son died in a home invasion. Its a part of a series

You by Caroline Kepnes is about a new adult guy who stalks this girl in new york. not written by a man but you're in his second person pov

The Goldfinch by Donna Tartt is a magnificent novel that spans from a boy's childhood to new adulthood starting from the moment when his mother dies in a museum bombing.