Roy Beggs Jr (born 3 July 1962) is an Ulster Unionist Party (UUP) politician, serving as a Mid and East Antrim Councillor for the Larne Lough DEA since 2023. Beggs served as a Deputy Speaker of the Northern Ireland Assembly from 2011 to 2016, and 2020 to 2022. He was a Member of the Northern Ireland Assembly (MLA) for East Antrim from 1998 to 2022.

Beggs was first elected to the Northern Ireland Assembly for East Antrim at the 1998 election, where he topped the poll.

At the 2001 local elections, he was elected to Carrickfergus Borough Council, representing the Knockagh District.

During this period, he had been elected as Chairman of the District Policing Partnership and vice-chairman of the Local Strategic Partnership and of the Community Safety Partnership.

Beggs was re-elected to the Assembly at the 2003 election, with 16.7% of first-preference votes.

At the 2007 Assembly election, Beggs was elected on the 12th count with 10.2% of first-preference votes.

Beggs did not seek re-election as a councillor in the 2011 local elections, but did retain his Assembly seat in the Assembly election held the same day.

Following this, Beggs was elected as a Deputy Speaker of the Northern Ireland Assembly. He served as a member of the Assembly's Social Development Committee, Public Accounts Committee, Health Committee, Environment Committee, Finance Committee, Deputy Chairman of the Agriculture Committee and Regional Development Committee. He is the Ulster Unionist Party spokesperson on Social Development.