One on One: Dr. J vs. Larry Bird, commonly known as One on One, is a basketball video game written by Eric Hammond for the Apple II and published by Electronic Arts in 1983.

A hard dunk can shatter the backboard, prompting a janitor to come out and sweep up the shards, directing censored complaints at the player in the process.

Influenced by a televised one-on-one basketball tournament he remembered watching when he was younger, Hawkins decided to create a game based on the concept.

[2] The game's simpler half-court set-up allowed the team to focus on adding more realism, including more accurate physics and animations.

[2] The cover photograph for the game's record-style package, was taken while Erving and Bird were visiting the Naismith Basketball Hall of Fame.

The crowd sounds heard in the Amiga version were recorded by Hawkins and producer Joe Ybarra at a Golden State Warriors game.

The magazine praised its portrayal of the two players' individual styles, backboard shattering, crowd noise, and instant replay, concluded that "One On One delivers the goods: a realistic simulation of a lively sports matchup".

While noting the inability to stop dribbling to fake out the other player, the magazine concluded that "highly addictive, thrilling, sometimes frustrating, and always involving are ways to describe One-on-One.