TRO

TRO or tro may refer to:

Music

 * Tro (instrument), Cambodian string instrument
 * "Tro" (song), 1996, Marie Fredriksson
 * The Richmond Organization, Inc., American music publisher

Other uses

 * TRO (gene) or trophinin, a human protein involved in cell adhesion
 * TRO (company), American architects
 * Televisión Regional del Oriente, Colombian television network
 * Tamils Rehabilitation Organisation
 * Temporary restraining order, in American law
 * Taree Airport, New South Wales, Australia (IATA code: TRO)
 * Traffic Regulation Order, in the law of England and Wales