Date of birth: September 10, 1949 (Age: 76 as of September 2026)
Height: 6’3” (191 cm)
Weight: 216 pounds (98 kg)
Hair color: Gray
Eye color: Hazel
William James O’Reilly Jr. was born on September 10, 1949, in New York City. His early broadcasting career included reporting and anchoring roles at local stations and national work for CBS News and ABC News.
O’Reilly hosted Inside Edition before presenting The O’Reilly Factor on Fox News from 1996 to 2017. He later continued political commentary through No Spin News and produced a long-running series of historical books beginning with Killing Lincoln.
The former article linked gluten, weight and health outcomes through unsupported generalizations. Those claims were removed; no individual diet or exercise routine should be inferred from historical body measurements.
Updated details
Biographical and career details were reviewed and the article text was updated on September 7, 2026. Historical measurements and past routine descriptions are identified as such.
