Krystal Marie Ball (born November 24, 1981) is an American political commentator and media host. She was previously a political candidate, as well as a television host at MSNBC, a regular contributor to The Huffington Post and a co-host of The Hill's Rising along with Saagar Enjeti. In May 2021, Ball and Enjeti announced that they were leaving the show in order to release their own independent project titled Breaking Points with Krystal and Saagar. Ball is a co-host with her husband Kyle Kulinski on the podcast Krystal Kyle & Friends. She has made guest appearances on networks such as CNN, CNBC, Fox News and programs including Real Time with Bill Maher.

Ball was the Democratic Party nominee for Congress in Virginia's 1st congressional district in the 2010 election, losing to Republican incumbent Rob Wittman. She co-hosted the MSNBC show The Cycle from June 2012 to July 2015. In May 2017, she created the People's House Project, a political action committee working on behalf of Democratic causes.