Jonathon is of Hebrew origin, meaning 'God is gracious'. It was traditionally given to boys born around the festival of Hanukkah. The name gained popularity in the United States during the 19th century and has remained a common choice for parents.
"Jonathn was a popular baby boy name in the early to mid-1980s, with 6 babies named Jonathn born annually between 1981 and 1982, then a peak of 7 in 1984 before dropping back down to 6 in 1988. Over these five years, the name was given to a total of 25 newborn boys."