Gregory Robert Jennett (born 15 August 1968) is an Australian television presenter and journalist.

Jennett completed his high school education at Newington College in 1986.

[2] He was previously host of the Capital Hill program on ABC News.

[3] In 2022, Jennett was appointed host of Afternoon Briefing on ABC News replacing Patricia Karvelas.

[4] In 2025, Jennett will commence as presenter of ABC News ACT from Sunday to Thursday, replacing James Glenday.