The Everton forward burst into the Toffees' first team as a 16-year-old in 2002 and quickly established himself as a national talking point, hauling Coleen into the spotlight with him.
But who is she, what does she do, and how much is she worth? Goal takes a look at what we know.
Who is Coleen Rooney?
Coleen, the eldest of four children, was born in Liverpool to parents Tony and Colette McLoughlin, and has known Wayne since they were children.
The pair met when they were just 12 years old and began dating when they were 16, before marrying in Portofino, Italy, in 2008.
The Rooneys currently live in Cheshire and in 2017 it was reported that the family would be moving into a nearby six-bedroom property on a 40-acre plot of land, custom-built with two fishing lakes, stables and a six-car garage, worth £20m.
Coleen is amongst the most widely recognised footballer's wives but has also established herself as a successful businesswomen and media personality.
How old is Coleen Rooney?
Coleen was born on April 3, 1986, making her 31 years of age.
How did she meet Wayne Rooney?
Coleen has been in the spotlight since her teen years as she started a romance with Wayne when the pair were still in school.
They endured difficult beginnings when Wayne's private life was exposed by the national media, though the pair soon ended speculation of a breakup by marrying in front of friends and family in Italy in 2008.
"When we first talked about getting married we did feel too young, but not anymore," Coleen said after the wedding. "We want to spend the rest of our lives together and there’s no stronger commitment than getting married."
Does Coleen attend Everton games?
Since the couple's teenage days, Coleen has been a regular at Wayne's games.
She would support Wayne during his England youth days, the early stages of his Everton career, and was seen at Old Trafford throughout his time at United.
Coleen has also been to support her husband since his return to Goodison Park.
Does Wayne Rooney have kids?
Coleen and Wayne have four children together.
5-a-side team complete! Welcome to the world Cass pic.twitter.com/GNiN1qjNsW— Wayne Rooney (@WayneRooney) 15 February 2018
The pair have four sons - Kai, Klay, Kit and newest addition Cass, who they introduced to the world through their social media channels in early 2018.
Coleen Rooney on Instagram and Twitter
Coleen Rooney net worth
Coleen has proven successful in a number of different business ventures.
As well as writing columns for national newspapers and magazines, Coleen has presented her own TV show, Coleen's Real Women, which searched for non-models to front advertising campaigns.
She has released a book: Welcome to My World, best-selling fitness DVD: Coleen McLoughlin's Brand New Body Workout, and has worked as the face of major brands such as George at ASDA, for which she was paid £3m.
Coleen has also worked with Littlewoods, Lemaze, and struck a £2.5m deal with OK! magazine for exclusive information and pictures of her and Wayne's wedding.
The couple also own a number of multi-million-pound properties around the world, including investments in the UK, Florida, and Barbados.
Coleen's net worth is estimated to stand at £15 million, while Wayne's personal fortune is said to be worth in the region of £100m.