Loiyumba
Meidingu Loyumba () or Ningthou Loiyumba () (1074 AD-1122 AD) was a ruler of Manipur (Kangleipak). He is best known for introducing Loiyumpa Silyel, the first written constitution to the kingdom in 1110 AD. He was a good ruler and there were peace during his time. He assigned a particular duty to every family () in the kingdom. He divided his kingdom into 6 panas or districts (circles for administrative convenience). According to many historians, the coronation of King Loyumba marks the end of Ancient Manipur and the beginning of Medieval Manipur in the history of Manipur kingdom.