Pyanchi I of Toungoo
| Pyanchi I ပျံချီ | |
|---|---|
| Viceroy of Toungoo | |
| Reign | 29 March 1367 – c. October 1375 | 
| Predecessor | Theingaba (as king) | 
| Successor | Ma Sein (as vassal of Pegu) | 
| Monarch | Swa Saw Ke | 
| Born | ? Toungoo (Taungoo) | 
| Died | c. October 1375 c. late Thadingyut / early Tazaungmon 737 ME near Prome (Pyay) | 
| Spouse | Soe Min | 
| Issue | Pyanchi II (son) unnamed daughter | 
| Father | Theingaba | 
| Religion | Theravada Buddhism | 
Pyanchi I (Burmese: ပျံချီ, pronounced [pjàɴtɕʰì]; formally Anawrahta) was viceroy of Toungoo (Taungoo) from 1367 to 1375. He ruled the region like a sovereign king. But when he tried to revolt with Hanthawaddy's help in 1375, his nominal overlord King Swa Saw Ke of Ava had him assassinated near Prome (Pyay).