Ordo

Ordo was a planet of the Mandalorian Clans. Home to the Mandalorian Clan Ordo. Many fine Mandalorians were born and raised there including Mandalore Canderous Ordo. The main language there was the Mandalorain language Mando'a.

Behind the scenes
It is speculated that Karen Traviss has her own house on Ordo where she writes many wonderfull (and all true) stories about the Mandalorian warriors.