This is a list of surnames in which the categories include sweetness.
HoneycuttEnglish Derived from the name of the English town of Hunnacott, derived from Old English hunig "honey" or the given name Huna combined with cot "cottage".
SweetEnglish From a nickname meaning "sweet, pleasant", from Old English swete.
ZiskindJewish Ornamental name, or from a given name, meaning "sweet child", derived from Yiddish זיס (zis) meaning "sweet" and קינד (kind) meaning "child", both words of Old High German origin.