How tall is Katherine McNamara

American actress best known for roles in Shadowhunters and films Girl vs. Monster, Contest, Madison High and New Year's Eve. On twitter she mentioned her height a few times: At almost 16 she said "I'm 5'3 1/2"" and then age 18 claimed"almost 5'5"" and "between 5'4" and 5'5"". In this photo I had 1in sneakers, she had these Boots.5ft 8 Rob and Katherine @ MCM 2018