Here are a few tips on how to deal with the problem of height difference, when the guy is shorter than his girlfriend. A think sole on a shoe can easily add 2 to 3 inches to a person’s height without making it obvious. Actors like Sylvester Stallone, are known to wear thick soled shoes to look taller. So many Hollywood heroes are as short as 5 feet 4 inches, and yet easily look to be 5 feet 8 inches (which is quite a normal male height) thanks to the shoes they wear.