Sir Nigel John Dermot 'Sam' Neill (September 14, 1947 – July 13, 2026) was a New Zealand actor. His career included leading roles in both dramas and blockbusters. Considered an 'international leading man', he is regarded as one of the most versatile actors of his generation.

Born in Northern Ireland to an English mother and New Zealand father, Neill moved to Christchurch with his family in 1954. He first achieved recognition with his appearance in the film Sleeping Dogs (1977), which he followed with leading roles in My Brilliant Career (1979), Omen III: The Final Conflict, Possession (both 1981), Evil Angels (1988), Dead Calm (1989), The Hunt for Red October (1990), The Piano (1993), and In the Mouth of Madness (1994). He came to international prominence as Dr. Alan Grant in Jurassic Park (1993), reprising the role in Jurassic Park III (2001) and Dominion (2022).