News Gwyneth Paltrow Wishes Ex Chris Martin's Mom a 'Happy UK Mother's Day' in Sweet Post By Rachel McRady 5:53 AM PDT, March 27, 2017 Now Playing hh:mm:ss Great grandma alert! Gwyneth Paltrow took a minute on Sunday to honor her former mother-in-law, Ali Martin, on Mother’s Day in the UK. WATCH: Gwyneth Paltrow Wishes Ex-Husband Chris Martin a Happy 40th Birthday -- See the Sweet Pic The Goop creator, 44, posted a photo with Ali to Instagram, writing, “Happy UK Mother's Day to all, especially this lovely Mum of 5 and extra special grandmother of 6 #alimartin.” View this post on InstagramHappy UK Mother's Day to all, especially this lovely Mum of 5 and extra special grandmother of 6 #alimartin 💐A post shared by Gwyneth Paltrow (@gwynethpaltrow) on Mar 26, 2017 at 4:45am PDTPaltrow and the Coldplay frontman announced their decision to “consciously uncouple” in March 2014 after more than 10 years of marriage. Despite their split, the stars remain close and continue to co-parent their children, Apple, 12, and Moses, 10. Paltrow opened up about their close friendship in February’s InStyle, saying, "To this day, Chris would take a bullet for me. Even though I'm not his wife." View this post on InstagramHAPPY 40th BIRTHDAY to the best daddy in the world!!! We 💖you so much!A post shared by Gwyneth Paltrow (@gwynethpaltrow) on Mar 2, 2017 at 8:41am PSTWATCH: Gwyneth Paltrow Says Ex-Husband Chris Martin 'Would Take a Bullet' for Her Earlier this month, Paltrow celebrated Martin’s 40th birthday with an adorable family photo, writing, “HAPPY 40th BIRTHDAY to the best daddy in the world!!! We [love] you so much!”For more from the cute family, watch the clip below!Gwyneth Paltrow Wishes Ex Chris Martin Happy Birthday: 'To The Best Daddy in the World'