Laygyun Mibaya (Burmese: လေးကျွန်း မိဖုရား, pronounced [lé d͡ʑʊ́ɰ̃ mḭbəjá]) was the chief queen of Viceroy Minkhaung II of Toungoo (r. 1549–1550, 1552–1584).
Self-proclaimed kings of Toungoo Minye Thihathu II and Natshinnaung were her son and grandson, respectively.
At Toungoo (Taungoo), she became a minor queen, living off the palace in a house located in the Laygyun Garden.
Her eldest son Minye Thihathu II married his first cousin Min Khin Saw, daughter of King Bayinnaung and Queen Sanda Dewi.
[4] The following is her ancestry as reported in the Hmannan Yazawin chronicle, which in turn referenced contemporary inscriptions.