PVB may refer to: Palos Verdes blue (Glaucopsyche lygdamus palosverdesensis), a butterfly Pemberton Volcanic Belt, a geologic feature in southwestern British Columbia, Canada Phong Vũ Buffalo, a professional eSports organization Polyvinyl butyral, a type of plastic Ponte Vedra Beach, Florida Present value of benefits, a term used in project appraisal Pressure vacuum breaker