Sentinel may refer to:

Guards

• Border guard, a state agent who controls the security at borders
• Honor guard, a ceremonial escort

Places

• Sentinel, Oklahoma
• Sentinel Islands, a pair of islands in the Andaman Islands
• Sentinel Range, a mountain range in Antarctica
• Sentinel Secondary School, a school in West Vancouver, British Columbia
• Sentinel building, an apartment tower in North Shore City, New Zealand
• Sentinel Peak
• Sentinel Peak
• Sentinel Peak
• Sentinel Peak

Publications

Local newspapers

• The Sentinel , published in Gauhati, Assam, India
• The Sentinel , published in Carlisle, Pennsylvania
• The Sentinel , published in Stoke-on-Trent, England
• The Daily Sentinel , based in Nacogdoches, Texas
• Los Angeles Sentinel, published in Los Angeles, California
• Milwaukee Journal Sentinel, published in Milwaukee, Wisconsin
• The News-Sentinel, published in Fort Wayne, Indiana
• Orlando Sentinel, published in Orlando, Florida
• St. Louis Sentinel, published in St. Louis, Missouri
• Santa Cruz Sentinel, published in Santa Cruz, California
• Sun-Sentinel, published in Fort Lauderdale, Florida and Broward County

Student publications

• The Sentinel , published by Kennesaw State University
• The Sentinel , published by Melbourne High School
• The Sentinel , published by North Idaho College

Lorries and locomotives

• Sentinel Waggon Works, a British engineering firm that produced lorries and locomotives:
• LMS Sentinels 7160-3
• LMS Sentinel 7164
• LMS Sentinel 7192
• S&DJR Sentinels

Military

• Sentinel tank, an Australian-built World War II Cruiser Tank
• MPQ-64 Sentinel, a radar used by the United States military
• Raytheon Sentinel, an aircraft used by the Royal Air Force and British Army

Media and entertainment

Film and television

• The Sentinel , a 1977 film based on the Jeffrey Konvitz novel
• The Sentinel , a thriller starring Michael Douglas
• The Sentinel , a US television series that ran from 1996 to 1999
• "The Sentinel" , a TV episode
• Sentinel , a computer in the TV show Beast Wars
• A type of robot in the Matrix film series

Music

• The Sentinel
• Sentinel
• "Sentinel" , by Mike Oldfield
• A song by Judas Priest on their album Defenders of the Faith
• A song by Alice Cooper on his album Dragontown
• A song by Hilltop Hoods on their album The Calling

Literature

• The Sentinel , a collection of short stories by Arthur C. Clarke
• "The Sentinel" , a short story by Arthur C. Clarke
• The Sentinel , a novel by Jeffrey Konvitz

Comics

• Sentinel , a group of mutant-hunting robots in the Marvel universe
• Sentinel , a comic book series
• Alan Scott, the original Green Lantern, who uses the alias "Sentinel"
• Gundam Sentinel, a manga

Gaming

• The Sentinel , a 1986 game created by Geoff Crammond
• The Sentinel , an adventure module for Dungeons & Dragons
• A 1984 computer game created by Bryan Brandenburg
• A 2004 computer game published by Detalion
• A vehicle in the Warhammer 40,000 universe
• A character class in the game Mass Effect

Other meanings

• Sentinel HC, a book publisher

SentinelSentinel?????A Sentinela