Maria Margareta Blom (born 28 February 1971) is a Swedish film director, dramatist and screenwriter. She is perhaps best known for the film Dalecarlians from 2004. Blom has written and directed more than ten theatre plays among them Rabarbers, SÃÂ¥rskorpor and Dr. Kokos Kärlekslaboratorium at Stockholm City Theatre and Under hallonbusken at the Royal Dramatic Theatre.