DaftEnglish This is an English surname which was especially associated with the Midland counties of the country. It derived from the Old English word of the pre-7th century "gedaeft" meaning "meek" or "mild", and as such it was a pre-Medieval personal name of some kind of popularity.
EplikEstonian Eplik is an Estonian surname derived from "leplik" meaning "tolerant", "acquiescent" and "meek".
HallinanIrish Anglicized form of Gaelic Ó hÁilgheanáin "descendant of Áilgheanán", a pet form of a personal name composed of old Celtic elements meaning "mild, noble person".
MelmothEnglish From middle english milde, meaning "mild, gentle, friendly" and mouth. The development of the surname may have been influenced by association with Middle English mele-mouth, meaning "mealy-mouthed, reticent, ingratiating, hypocritical".
MildmayEnglish From a medieval nickname for an inoffensive person (literally "mild maiden").
WelkGerman (East Prussian) Nickname from Middle High German welc, meaning "soft and mild". The name was first recorded in South Holland, however many of the bearers of the name trace its roots back to East Germany. A famous bearer of this name was Lawrence Welk, an American musician and host of the Lawrence Welk Show.