It is in the Eastern Standard time zone. Its elevation is 318 feet (97m).
John C. Bogle, financial guru, founder of The Vanguard Group of mutual funds. He is the author of several books, most recently "The Little Book of Common Sense Investing" (John Wiley, 2007). In 1999, Fortune magazine named Bogle as one of the four "Investment Giants" of the twentieth century. In 2004, Time magazine named Bogle as one of the world's 100 most powerful and influential people. He is a former resident of North Rose Lane.
Catherine Drinker Bowen (1897–1973) author and historian. She was the author of many books including "Miracle at Philadelphia: The Story of the Constitutional Convention, May to September 1787" and "The Most Dangerous Man in America: Scenes from the Life of Benjamin Franklin" (1974). She lived on Booth Lane, north of Montgomery Avenue
Alexander Johnson ("AJ") Cassatt (1839–1906), president of the Pennsylvania Railroad from 1899 to 1906. His estate, "Cheswold," was off of Grays Lane. A bas-relief plaque showing Cassatt on horseback is located on the stone wall of the Merion Cricket Club, at the corner of Grays Lane and Montgomery Avenue. Cassatt, the brother of the American impressionist painter Mary Cassatt, was responsible for the granite curbstones which give so many roads in Lower Merion Township such charm. He also designed the distinctive green and yellow metal street signs which characterize the township.
Herb Clarke (1927–2012), former weatherman for WCAU-TV from 1958 to 1997
Theodore Freeman, aeronautical engineer, U.S. Air Force officer, test pilot, and NASA astronaut
Clement Acton Griscom, founder and president of American Steamship Lines. His estate, "Dolobran," is on Laurel Lane. The house was designed by the famous Philadelphia architect Frank Furness, who also designed the Merion Cricket Club in Haverford. Dolobran took four years to build, encompasses a floor area of over 0.5 acres (2,000m2) on five levels and is "a priceless relic of the Gilded Age on the Main Line." (O'Loughlin, Kathy, "Frank H. Furness: Visionary architect," Main Line Times, August 19, 2010. See also Lower Merion Historical Society, "The First 300 Years: An Amazing and Rich History of Lower Merion Township.")
Joshua Humphreys (born June 17, 1751, Haverford Township, Pa., U.S.—died Jan. 12, 1838, Haverford, Pa.), American shipbuilder and naval architect who designed the U.S. frigate Constitution, familiarly known as “Old Ironsides” (launched Oct. 21, 1797). Humphreys was commissioned in 1794 to design six frigates for the newly formed U.S. Navy, thus becoming the first American naval construction contractor.
Jameer Nelson, All-Star basketball player for the Orlando Magic. A native of Chester, Pennsylvania, he attended St. Joseph's University. He lives in Haverford during the off season (Philadelphia Magazine, "Best of Philly" issue, August 2010, page 134)