Lamar High School (Houston), Texas

Hedy Lamarr (1913-2000), Austrian actress and co-inventor of spread spectrum frequency hopping

Andrew Lamar Alexander (born 1940), American politician, Republican, former presidential hopeful

Lucius Quintus Cincinnatus Lamar (II) (1825-1893), American politician and United States Supreme Court justice

Lamar University, Beaumont, Texas

Mirabeau B. Lamar (1798-1859), third president of the Republic of Texas

Lamar Odom (born 1979), NBA basketball player

Lamar County, Georgia

Lamar County, Mississippi

Lamar, Colorado

Lamar County, Texas

Lamar County, Alabama

Lamar, Missouri

Lamar High School (Arlington, Texas)

Lamar Consolidated High School, Rosenberg, Texas

Joseph Rucker Lamar, (1857-1916), American jurist and United States Supreme Court justice

Burney Lamar (born 1980), American race car driver

Chuck LaMar, American sports executive

Lamar County School District, Purvis, Mississippi

Lamar Terrace, Houston, Texas

Lamar Township, Pennsylvania

Lamar, South Carolina

Lamar, Arkansas

Lamar, Nebraska

Lamar, Oklahoma

Sophia Lamar, Cuban transsexual nightlife celebrity

Lamar Advertising Company

William Bailey Lamar (1853-1928), American politician

John Basil Lamar (1812-1878), American politician

Lamar Middle School (Irving, Texas)

Henry Graybill Lamar (1798-1861), American politician and jurist

Lamar Towers, a building in Jeddah

Lamar Municipal Airport

Lucius Quintus Cincinnatus Lamar (I) (1797-1834), American jurist

Lamar State College–Port Arthur, community college in Port Arthur, Texas

Lamar State College–Orange, community college in Orange, Texas

Howard R. Lamar (born 1923), American historian

Lamar Institute of Technology, public technical school in Beaumont, Texas

Bo Lamar (born 1951), American basketball player

The Lamar River, Wyoming

Lamar High School (Meridian, Mississippi)

Nicole Lamar (born 1963), American voice actress