commenter

American  

[kom-en-ter] / ˈkɒm ɛn tər /

Sometimes commentor

noun

1. a person who makes remarks, observations, or criticisms, especially in response to a published story, post, etc..

   I will delete comments and ban commenters that bring too much negativity to the forum.

   Class size is a topic that is always in fashion with education policy commenters and journalists.

2. a person who writes explanatory or critical notes on a text.

   These commentaries have the commenter’s notes and the Biblical text in parallel columns.

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Etymology

Origin of commenter

First recorded in 1350–1400; comment ( def. ) + -er ¹ ( def. )

Example Sentences

“Thanks for remembering Gen X,” one commenter wrote.

From The Wall Street Journal • Apr. 17, 2026

“I will never watch Food Network again,” one commenter wrote on Threads.

From Salon • Apr. 14, 2026

On a Reddit thread, one commenter said they are “putting uneaten Halloween candy in Easter eggs.”

From MarketWatch • Apr. 2, 2026

“Jumping for joy,” one Facebook commenter said after the news broke.

From Los Angeles Times • Feb. 25, 2026

“Because I am not in a good mood, okay? The last commenter on the Facebook page was selling weight-loss powder, and the one before that was a middle-aged predator dude with chest hair.”

From "A Heart in a Body in the World" by Deb Caletti