Jon Hassler (Novelist) was born on March 30, 1933(age 85) in Minnesota under Aries zodiac. Jon Hassler ranking is 118962 ! Please boost for higher rank to be on top of Trending birthdays. Let's discover Jon Hassler'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 Jon Hassler on Wikipedia. Read trending tweets about Jon Hassler on Twitter. Find professional information about Jon Hassler on Linkedin below.