Sir Shridath Surendranath "Sonny" Ramphal, GCMG, AC, ONZ, OE, OM, QC, FRSA (ojoibi 3 October 1928, New Amsterdam, British Guiana) lo je Akowe Agba Ajoni awon Orile-ede keji lati 1975 de 1990. Ramphal teletele lo je Alakoso Oro Okere ile Guyana lati 1972 de 1975.