| You Kwang-woo | |
| Nationality: | South Korean |
| Birth Date: | 22 April 1985 |
| Birth Place: | Seoul, South Korea |
| Height: | 1850NaN0 |
| Weight: | 850NaN0 |
| Spike: | 3110NaN0 |
| Block: | 3000NaN0 |
| College: | Inha University |
| Position: | Setter |
| Currentclub: | Seoul Woori Card Wibee |
| Currentnumber: | 3 |
| Years: | 2007–2017 2017– |
| Teams: | Samsung Fire Bluefangs Woori Card Wibee |
| Nationalyears: | 2007–2015 |
| Nationalteam: | South Korea |
| Medaltemplates-Title: | Medal record |
| Updated: | 18 December 2017 |
You Kwang-woo (; born 22 April 1985 in Seoul) is a South Korean male volleyball player. You competed at the 2007 FIVB World Cup and the 2015 FIVB World League as part of the South Korea men's national volleyball team. On club level he currently plays for Incheon Korean Air Jumbos.