Sumulong is a surname, meaning "to advance" or "to progress", in Filipino. Notable persons with that name include:
Juan Sumulong (1875–1942), Filipino revolutionary, journalist, lawyer, educator, and politician Lorenzo Sumulong (1905–1997), Filipino politician and senator Francisco Sumulong (1918–2004), Filipino politician María Corazón Sumulong Cojuangco-Aquino (popularly known as Corazon "Cory" Aquino) (1933–2009), Filipina politician and President of the Philippines (1986–1992) José Sumulong Cojuangco Jr. (born 1934), former Filipino congressman Josephine Sumulong Cojuangco-Reyes (1927–2011), Filipina educator Victor Sumulong (1946–2009), Filipino politician
See also Sumulong Highway, a highway in the Philippines named after Juan Sumulong Juan Sumulong Memorial Junior College, Taytay, Rizal, Philippines