MS HERRÖ (OFZI, LR/IMO 5149617) Valmistunut/completed: 1955.12.19, Hamburg, Ottensener Eisenwerk A.B..
1445 / 938 dwt, 499 GRT, 1000 HP, 65.99 x 9.94 x 4.66 / 3.66 m. Shipyard no 492.
1955.12.19: KALHEIM, Stavanger. Kalheim's Rederi.
1959: HERRÖ, homeport Mariehamn. Rederi Ab Valborg (F:a Gustaf Erikson) Mariehamn. 1964: Mariehamns Rederi Ab.  1968: ANCYLUS, Naantali.  Laivanisännistöyhtiö Ancylus (Matti Vainio). 1971: WARDEN, Porvoo. Ragnar Nordström, Porvoon mlk.
1979: POAS, Panama. Techica Naviera y Porturia SA.
Another source: 1979 demolished.
2010.8.10: deleted - existence in doubt