A tracheostoma device holder for holding a tracheostoma device superimposed of a tracheostoma of a person is provided. The tracheostoma device holder comprises a rigid plate for attachment over a tracheostoma via a proximal side thereof, the plate being provided with a through hole, and a tubular tracheostoma device fitting, arranged circumferentially of the through hole, the tubular tracheostoma device fitting extending distally from a distal side of the plate. The plate is manufactured in a thermoplastic material, with a melting/softening temperature allowing for molding according to the local anatomic shape of the person through direct contact between the plate and the skin of the person. A method for adaptation of such tracheostoma holding device is also provided.