George Siao Kian Ty OL (Chinese: 鄭少堅; pinyin: Zhèng Shàojiān; Pe̍h-ōe-jī: Tīⁿ Siáu-kian 18 October 1932 – 23 November 2018) was a Filipino banker and business magnate.

[4] He attended the University of Santo Tomas, where he enrolled his bachelor's degree in commerce in 1955, but he later stopped his studies, to help his father in their flour mill business.

[5] Because of his philanthropy and contributions in banking industry, his alma mater conferred him a honorary doctorate in humanities, Honoris Causa, on August 7, 2014.

[6] In 1962, he founded Metrobank, together with Emilio Abello, Pio Pedrosa and Placido Mapa Sr.[4] Metrobank opened its first branch in 1963 and its first international branch in Taipei, Taiwan, in 1970.

[4] He also founded GT Capital Holdings Inc. in 2007,[7] a holdings company which has business interests in auto dealership, banking, insurance, power and real estate.