Philip Cortelyou Johnson (July 8, 1906- January 25, 2005) was an influential American architect. With his thick, round-framed glasses, Johnson was the most recognizable figure in American architecture for decades.

In 1930, he founded the Department of Architecture and Design at MoMA and later (1978), as a trustee, he was awarded an American Institute of Architects Gold Medal and the first Pritzker Architecture Prize, in 1979. He was a student at the Harvard Graduate School of Design. When Johnson died in January 2005, he was survived by his long time life partner David Whitney, who died only a few months later, on June 12, 2005.

Philip Johnson (January 17, 1818-January 29, 1867) was a Democratic member of the U.S. House of Representatives from Pennsylvania.

Philip Johnson was born in Polkville in Knowlton Township, New Jersey. He moved to Mount Bethel, Pennsylvania, in 1839. He attended the common schools and Lafayette College in Easton, Pennsylvania, from 1842 to 1844. He was a plantation tutor in Mississippi from 1844 to 1846. He returned to Pennsylvania, studied law, and attended Union Law School in Easton. He was admitted to the bar in 1848 and commenced practice in Easton. He served as county court clerk from 1848 to 1853. He was a member of the Pennsylvania House of Representatives in 1853 and 1854. He served as revenue commissioner of the third judicial district in 1859 and 1860. He was a delegate to the 1864 Democratic National Convention.

Johnson was elected as a Democrat to the Thirty-seventh, Thirty-eighth, and Thirty-ninth Congresses and until his death in Washington, D.C. Interment in Easton Cemetery.