punster

From pun +‎ -ster.

punster (plural punsters)

1. A person who makes puns.
   • 1838, The New Monthly Magazine and Humorist (page 404)

     Waglings and punsters — a vile race, / Who grin and jeer in any case!

• Samuel Johnson (1773) "PUNSTER", in A Dictionary of the English Language, volumes II (L–Z), London: W[illiam] Strahan, for J[ohn] and P[aul] Knapton, →OCLC: "PU'NSTER. n.s. [from pun.] A quibbler; a low wit who endeavours at reputation by double meaning."

• Turpens, prusten, punters, turneps, unprest