The Vaccines are an English indie rock band, formed in West London in 2010 by Justin Hayward-Young and Freddie Cowan. The band currently consists of Young (lead vocals, guitars), Árni Árnason (bass, vocals), Timothy Lanham (guitars, keys, vocals) and Yoann Intonti (drums).

The Vaccines have toured extensively, playing with and opening up for acts such as the Rolling Stones, Arcade Fire, Arctic Monkeys, Phoenix, Red Hot Chili Peppers, Imagine Dragons, and Muse.

The band's debut album was the best-selling debut album of 2011 in the United Kingdom, drawing comparisons to the Ramones, the Strokes, and the Jesus and Mary Chain. The band have released six studio albums: What Did You Expect from the Vaccines? (2011), Come of Age (2012), English Graffiti (2015), Combat Sports (2018), Back in Love City (2021), and Pick-Up Full of Pink Carnations (2024). They have sold two million records worldwide.