Bunton has been linked with such stars as actor Nigel Harman, pop singer Justin Timberlake, and 911 lead singer Lee Brennan.

Her boyfriend of ten years is former Damage and current CherryBlackStone lead singer Jade Jones, with whom she currently lives in a house in Hertfordshire. In October, 2006, there were rumours that the couple were engaged, with plans to marry in March 2007. This rumour was denied several days later.

After being diagnosed with endometriosis, a condition which can reduce fertility, Bunton and Jones announced in January, 2007, that they were expecting their first child together.

On August 10, 2007, Bunton gave birth to a 7-lb., 15-oz. baby boy named Beau Lee Jones (according to their official website, "Baby had a baby!").

In 2008 Emma Bunton became a goodwill ambassador for the world's largest development NGO, World Vision http://www.worldvision.org.uk