DBO

DBO may refer to:


 * Database owner (SQL), which can refer to either the physical owner, a user role, or a schema
 * Dragon Ball Online
 * D-Bo (born 1978), German rapper
 * Daulat Beg Oldi
 * DBO Energy, an independent Brazilian Oil & Gas company, focused on mature, producing fields
 * DB Oil Fund, run by Invesco PowerShares
 * Dubbo City Regional Airport
 * Dead Blackout (Theatre Lighting)
 * The unit dBO, decibels below overload
 * Design, build and operate, a type of contract for project delivery and operation