Bikolio regionas (tag.Rehiyon ng Bikol,bikol.Rehiyon kan Bikol) arbaV regionas – teritorija, esantiFilipinų centrinėje dalyje. ApimaLusono salos pietrytinę dalį (Bikolio pusiasalį) ir aplinkines salas. Administracinis centras –Legaspis.
↑Bicol: Philippines. – City Population. Population statistics for countries, administrative divisions, cities, urban areas and agglomerations – interactive maps and charts. –citypopulation.de
↑Luzon: Philippines. – City Population. Population statistics for countries, administrative divisions, cities, urban areas and agglomerations – interactive maps and charts. –citypopulation.de