John H. Vanvleck (Scientist) was born on March 13, 1899(age 118) in Middletown under Pisces zodiac. John H. Vanvleck ranking is 123814 ! Please boost for higher rank to be on top of Trending birthdays. Let's discover John H. Vanvleck's profile such as: Date of Birth, Birth Place, Current Age, Nationality, Star sign, Parents, Siblings, Family members, Personal life, Childhood, Early life, Awards and Achievements, Known for, Interesting facts. Explore more details about John H. Vanvleck on Wikipedia. Read trending tweets about John H. Vanvleck on Twitter. Find professional information about John H. Vanvleck on Linkedin below.