signature
mark of the creator on a work to identify themselves as such (name, initials, monogram)
signature
handwritten mark made as a proof of identity and intent
mei
signature of a Japanese swordsmith, inscribed on the tang of the sword
delineavit
Latin used in the Early Modern Period to note the name of the artist who created the sketch or painting used as the basis for an engraving
pinxit
Latin phrase ('has painted [this]'), amendment added to the name or signature of the painter in works of visual arts
sculpsit.
phrase in front of engraver's name identifying it as the name of the engraver
initials
abbreviation of a person's name, constructed by taking the initial letters of first, last, and sometimes middle name
Foo was here
graffiti signature
tag
a graffito in the form of the artist's signature