DuckCorp Dico

Found one definition

1.                 From Japanese-German FreeDict Dictionary ver. 0.2.0:
                   
   
   
                   
                     
   宋 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, そう /sˈo̞ɯᵝ/
   (noun (common) (futsuumeishi))
   (1) (f) Song-Dynastie, (f) Sung-Dynastie (960–1279), (2) Song, Sung (chin. bzw. korean. Familienname)