"That's How People Grow Up" is a 2008 single by British singer Morrissey. The song, released on 4 February 2008, was used to promote his latest Greatest Hits album. The song also appears on his 2009 album Years of Refusal.

"That's How People Grow Up"
Single by Morrissey
from the album Greatest Hits
Released	4 February 2008
Recorded	2007
Genre	Alternative rock
Length	2:59
Label	Decca Records
Songwriter(s)	Morrissey, Boz Boorer
Producer(s)	Jerry Finn
Morrissey singles chronology
"I Just Want to See the Boy Happy" (2006) "That's How People Grow Up" (2008) "All You Need Is Me" (2008)

The song was composed by long-time Morrissey guitarist and musical director Boz Boorer, which made this his first composition to be released as a single since "Satan Rejected My Soul", taken from the album Maladjusted (1997). The song made its television debut on the Late Show with David Letterman, and received its first radio play on Zane Lowe's Radio 1 show on 17 December. Prior to release, it featured on the BBC Radio 2 A-list, receiving around 20 plays per week.

On 10 February 2008, "That's How People Grow Up" entered the UK Singles Chart at number 14. Four days later it also entered the Swedish singles chart, at number 26.