Kawayan (pronounced Accent on second syllable – Ka WA yan) is a municipality in Biliran Province, Philippines. In the 2010 census, it had a population of  20,238 .

Kawayan has 20 barangays.

• Baganito
• Balacson
• Bilwang
• Bulalacao
• Burabod
• Inasuyan
• Kansanok
• Mada-o
• Mapuyo
• Masagaosao
• Masagongsong
• Poblacion
• Tabunan North
• Tubig Guinoo
• Tucdao
• Ungale
• Balite
• Buyo
• Villa Cornejo (Looc)
• San Lorenzo