Madonna, Ritchie voted best-dressed celeb couple
The couple was followed by Hollywood's hot pair Angelina Jolie and her partner Brad Pitt at the second spot.
David and Victoria Beckham, and singer Gwen Stefani and Gavin Rosendale, secured the third and fourth spots respectively.
Demi Moore and Ashton Kutcher rounded off the top five, at the fifth place.
The magazine's editor Trish Halpin said that today's' men have to keep up with their spouses, for there is no pint in dressing well when your partner can let you down.
"A stylish partner is a woman's ultimate accessory. There's no point looking fab if he lets you down," the Daily Mail quoted Halpin, as saying.
"Men today have to keep up," Halpin added.
The top ten best-dressed celebrity couples according to InStyle magazine are as follows:
1. Madonna and Guy Ritchie
2. Brad Pitt and Angelina Jolie
3. David and Victoria Beckham
4. Gwen Stefani and Gavin Rossdale;
5. Demi Moore and Ashton Kutcher
6. Kate Winslet and Sam Mendes
7. Sarah Jessica Parker and Matthew Broderick
8. Kate Bosworth and James Rousseau
9. Katie Holmes and Tom Cruise
10. Kelly Brook and Billy Zane
