Correction

Hi there!

GM Wesley So is the 7th World's Youngest Grandmaster at the age of 14 years, one month and 28 days.

Check this out:

"the world’s youngest GMs in history are Sergey Karjakin of Ukraine (12 years old and seven month), Parimarjan Negi of India (13 years, three months and 22 days), Magnus Carlsen of Norway (13 years, three months and 27 days), Bu Xiangzhi of China (13 years, 10 months and 13 days), Teimour Radjabov of Azerbaijan (14 years and 14 days), and Ruslan Ponomariov of Ukraine (14 years, 17 days)... Officially, So also became the country’s eighth -- and youngest -- GM. He joins the elite list which also include Eugene Torre (1974), the late Rosendo Balinas (1976), Rogelio Antonio Jr. (1998) , Buenaventura “Bong “ Villamayor (2000), Nelson Mariano (2004), Mark Paragua (2005) and Laylo (2007)." (lifted from NCFP Homepage)