RönnlundSwedish Combination of Swedish rönn "rowan" and lund "grove".
RundgrenSwedish Swedish surname with somewhat unclear etymology. The first element is possibly taken from a place named with either of the elements rund and/or run. Rund coincides with the Swedish word for "round", but it is not clear if the element used in this name is derived from that word... [more]
TregurthaCornish A rare Cornish surname that derives its name from either the manor of Tregurtha in the parish of St. Hilary (located in west Cornwall) or from the hamlet of Tregurtha Barton in the parish of St. Wenn (located in central Cornwall)... [more]