John David and his twin sister Jana are among the oldest siblings still residing at home. Known for his calm demeanor and practical skillset, John David enjoys Italian cuisine, playing the piano, and flying airplanes. He is a licensed pilot and has put that training to use in both recreational and volunteer capacities. Additionally, he serves as a firefighter and first responder with the Tontitown Fire Department in Arkansas.

Television Career: 19 Kids and Counting

John David Duggar gained public attention through the family's reality television series, 19 Kids and Counting, which aired on TLC. The show originally debuted in 2008 under the name 14 Children and Pregnant Again and changed titles over the years as the family grew—first becoming 17 Kids and Counting, then 18 Kids and Counting, and finally settling on 19 Kids and Counting. The series ran for seven seasons until its cancellation in 2015.

John David appeared regularly on the show, often portraying a responsible and reserved figure within the Duggar household. Among his favorite episodes was “Duggars’ Big Thaw.” He also enjoys listening to the hymn “How Great Thou Art.”

Duggar Towing and Entrepreneurial Ventures

In addition to his television presence and public service roles, John David Duggar owns and operates Duggar Towing, a small business in Arkansas. The venture aligns with his hands-on interests and mechanical skill set. His work outside the entertainment industry demonstrates his practical approach to livelihood and responsibility within the Duggar household.