Rollie Fingers photos comparing sentences with and without the Oxford comma

Oxford Comma

1905catchphraseclassic

Published September 20, 2026

The Oxford Comma, also known as the serial comma, is the comma placed before the coordinating conjunction at the end of a list of three or more items. Debated since it was codified in the 1905 Oxford University Press Style Guide, it became one of the internet's favorite grammar arguments, spawning a wave of image macros, Reddit threads, and a Vampire Weekend single that turned punctuation into pop culture.

pedantry memes two panel memes debate memes internet linguistics memes image macro memes

Overview

The Oxford Comma, also known as the serial comma, is a mark placed before the coordinating conjunction at the end of a list of three or more items, as in 'eggs, bacon, and toast'1. Fans argue it kills ambiguity, while opponents say it clutters clean prose and can introduce fresh confusion of its own4.

Online, the debate is fought almost entirely through image macros. The classic format pairs two versions of the same sentence, one with the comma and one without, showing how a missing mark can accidentally imply that 'my parents, Ayn Rand and God' are the same three people. Reddit's r/funny popularized this side-by-side template with a widely upvoted breakfast diagram in 20124.

Origin & Background

Platform
Oxford University Press Style Guide (origin) / Reddit (viral spread)
Date
1905

The serial comma was formalized in the 1905 edition of the Oxford University Press Style Guide and has stayed part of the house style ever since, which is where it picked up the 'Oxford' name4. Its jump from stylebook footnote to internet argument came in stages. On May 26th, 2008, indie band Vampire Weekend released 'Oxford Comma' as the third single from their debut album, opening with the line 'Who gives a fuck about an Oxford comma?' and pushing the term into pop culture2.

The meme format itself is not attributable to a single creator. It grew out of a series of Reddit posts starting on March 29th, 2011, when Redditor toastplease submitted a defense of the comma to r/reddit.com4.

How It Spread

The meme took off on Reddit in early 2012. On January 22nd, 2012, Redditor Trayf posted a two-panel image contrasting sentences about orange juice, toast, and eggs to r/funny, where it earned upwards of 2,000 votes at 92% upvoted before being archived4. Two days later, food blog EndlessSimmer ran a roundup of pro-comma image macros and dubbed the punctuation mark 'the Kanye West of punctuation'1.

The format kept mutating. On May 9th, 2013, digital agency Nebo published a post pointing out that the Oxford comma can itself create ambiguity, which anti-comma partisans quickly seized on4. On July 11th, 2013, Redditor nayithemon posted a comic showing a sentence about Abraham Lincoln, George Washington, and a rhinoceros with and without the comma, pulling more than 2,400 votes and 480 comments before being archived4.

2014 was the meme's mainstream year. On January 15th, BuzzFeed published a compilation of pro-Oxford comma images, and on March 17th the TED-Ed YouTube channel uploaded 'Grammar's great divide: The Oxford Comma,' an explainer that turned the argument into classroom material3. On June 17th, FiveThirtyEight published a poll finding that 57% of Americans prefer to use the Oxford comma4.

Timeline

1905

The serial comma is codified in the Oxford University Press Style Guide, giving the mark its name.

2008-05-26

Vampire Weekend release the single 'Oxford Comma' from their debut album.

2011-03-29

Redditor toastplease posts a defense of the Oxford comma to r/reddit.com.

2013-07-11

Redditor nayithemon posts the Abraham Lincoln, George Washington, and a rhinoceros comic.

Frequently Asked Questions