Kolañña, also called Samana-Kolañña.-A cakkavatti, king of Kālinga. He travelled through the air, mounted on his state elephant, but he could not pass over the Bodhi-tree. Mil.256; cp. J.iv.232, which evidently refers to him, though the name is not given.
 

Dictionary of Pali Proper Names, G P Malalasekera (1899-1973), which is available as printed version from

Kolañña (adj.) [fr. kula] born of (good) family (cp. ku- laja); as -- ˚, belonging to the family of . . . D i.89; DA i.252; Miln 256. -- khīṇa -- kolañña (adj.) one who has come down in the world Vin i.86.

Pali-English Dictionary, TW Rhys Davids, William Stede,