Legal, Military & Political
- Lord John Alderdice – MB BCh BAO 1978; former Northern Ireland politician/member of the House of Lords
- Colonel Tim Collins – BSSc 1981; Chief Executive Officer, New Century Consulting (W)
- Lord Kerr of Tonaghmore – LLB 1969; Justice of The Supreme Court
- Naomi Long – MEng Civil Engineering 1994; MP
- Lord Brian Mawhinney – BSc Physics 1963; former MP; member of the House of Lords
- Gay Mitchell – MSSc (Political Studies) 1990; MEP; former Lord Mayor of Dublin (W)
- Ian Paisley Jnr – BA Modern History 1989; MP
- Tan Sri Tengku Razaleigh Hamzah – BSc (Econ) 1960; Malaysian political figure (W)
- Margaret Ritchie – BA 1979; MP
- Tan Sri Datuk Rafiah Salim – LLB 1971; Director of NAM Institute for the Empowerment of Women
- Lord David Trimble – LLB 1968; member of the House of Lords
