Seven for All Mankind Jeans: Celebrity Fans of the Brand. Ben Affleck, seen here with his daughter, apparently loves him his 7 For All Mankind Jeans. Well, we’re not really surprised because Seven Jeans has established itself as a fashion denim brand that celebrities love to love. It’s a remarkable achievement especially because Seven Jeans isn’t even ten years old yet! So the people behind the brand really deserve a lot of props.