|McKinney High School|
1400 W Wilson Creek Pkwy.
|Type||Public High School|
|Motto||Tradition of Excellence|
|School district||McKinney Independent School District|
|Principal||Alan Arbabi |
|Color(s)||Blue & Gold|
|Athletics conference||UIL Class 6-6A|
|Website||McKinney High School|
McKinney High School (MHS) is located at 1400 Wilson Creek Parkway in McKinney, Texas, and is within the McKinney Independent School District. MHS is the oldest high school in McKinney and the current building opened in 1986, after moving from what is now Faubion Middle School.
Since the Texas Education Agency (TEA) rated the school as Academically Unacceptable following the 2009-10 school year, the school has shown improvement, being rated as Academically Acceptable in all following school years as of 2019. 
Advanced Placement offerings include Art History, Biology, Calculus AB and BC, Chemistry, Computer Science A, English Language and Composition, English Literature and Composition, Environmental Science, European History, French Language, German Language, Human Geography, Latin Literature, Macroeconomics, Music Theory, Physics C – Mechanics and Electricity/Magnetism, Psychology, Statistics, Spanish Language, Spanish Literature, Studio Art – 2D, 3D, and Drawing, US Government and Politics, US History, and World History.
The McKinney Lions compete in the following sports:
- Cross Country
- Swimming and Diving
- Track and Field
- Brittany Lang, Professional golfer
- Zach Lee, Major League Baseball player
- Matt Lipka, baseball player
- Hunter Mahan, Professional golfer
- Adam Miller Professional baseball player
- Johnny Quinn, Professional football player and U.S. Olympian (bobsled)
- Robert Richardson, NASCAR Driver
- J. Michael Tatum, Anime voice actor for FUNimation
- Sammy Walker, NFL player
- London Woodberry, MLS- FC Dallas
- Nora Zehetner, Actress
- Bohra, Neelam. "The Original". manestreamnews.com. Retrieved 11 February 2017.
- "McKinney Independent School District :: Press Release". mckinneyisd.net. Retrieved 11 February 2017.
- "MCKINNEY H S". National Center for Education Statistics. Retrieved February 3, 2019.
- "Texas Accountability Rating System". Texas Education Agency. Retrieved August 20, 2019.
- "Schools - The Athletics Department .com". theathleticsdepartment.com. Retrieved 11 February 2017.
- Wixon, Matt (June 25, 2012). "Former McKinney golf star Brittany Lang earns first LPGA title". Dallas News. Archived from the original on May 25, 2013. Retrieved October 16, 2012.
- "Dodgers pitching prospect Zach Lee not ruling out return to football". Fox Sports. 11 February 2016. Retrieved 12 February 2017.
- "McKinney's Zach Lee, Matt Lipka share big league aspiration". Dallas Morning News. Retrieved November 4, 2014.
- Atkinson, Rick (14 September 2012). "Hunter Mahan: A Lion on the links". McKinney Online. Retrieved 12 February 2017.
- "Adam Miller's tough road back from finger injury". Fox Sports. 26 March 2014. Retrieved 12 February 2017.
- "Johnny Quinn Bio". North Texas Mean Green. Retrieved 12 February 2017.
- "McKinney alumnus to drive in Daytona 500". McKinney Courier-Gazette. 9 February 2010. Retrieved 12 February 2017.
- May, Andrew (2 March 2011). "Former Lionette standout back at state tournament as coach". McKinney Courier-Gazette. Retrieved 12 February 2017.
- Addison, Joe (22 August 2008). "Rising Star: FC Dallas Academy's London Woodberry". SoccerAmerica. Retrieved 12 February 2017.
- Ramsey, Raya (20 June 2011). "Nora Zehetner, Who What Wear's Girl of the Month, is a Dallas Girl!". D Magazine. Retrieved 12 February 2017.