"To the most beautiful mamma thank you for everything. And to all the beautiful moms in my life and just out there in the world, WE LOVE YOU. And Dusty I promise to raise you with as much love as I got," the supermodel captioned her tribute.
"My first mothers day," The Hills alum wrote. "I can't imagine life with out this little bundle of joy... she is my everything."
The Modern Family star posed with her son, Manolo, and niece, Claudia.
"My mother taught me empathy, compassion, kindness, patience, love... She is truly the most beautiful soul I have ever met, she is the LIGHT & I am so grateful to have been born into her life. #HappyMothersDay xx Sending love to all the mamas out there making this world and our children better," the actress captioned her childhood photo.
"Thank you for making me a mommy!!! (we rarely get pictures together because Celine is too jealous)," the supermodel shared.
"Happy #mothersday to all but especially to my mom @themamarosa," the actress wrote. "A strong, fierce lady who has handled life and all it's curves beautifully. Thank you mom for your unconditional love and acceptance. Thank you for the cool washcloth when I was sick from chemo. Thank you for telling me I was beautiful when we shaved my head. Thank you for knowing I would get through it all and thank you for adapting and loving who I am after it all. I love you mom... to the moon and back."
"Behold the greatest #mom I know. So blessed to have her as my partner in #love and #adventure," the actor wrote.
"Thank you for making me a mommy!!! (we rarely get pictures together because Celine is too jealous)," the reality star wrote.
"Happy Mother's Day mommy, your hard work and sacrifices that you have made for our family has molded me into the man I am today," Khloe Kardashian's main man wrote. "You're my rock, my motivation and I am blessed and fortunate to be your son. I love you so much."
"Happy Mothers Day," the reality star wrote in a photo alongside Dream Kardashian and son King Cairo.
"As a kid my mom used to send me cards for holidays, birthdays and for absolutely no reason. Those meant more to me than she'll ever know," the Dancing With the Stars judge wrote on Instagram. "I have them all saved in a memory box that I have had for 20 yrs. and now I have found the perfect way to help show my mom how much she means to me thanks to @HallmarkSignature cards. With a thoughtful note telling her how grateful I am for everything she's done for me."
"Happy Mothers Day! Enjoying it with my mom Tina and @babychanelnicole ..Love candid moments," Coco wrote on Instagram.
"Happy Mother's Day to my beautiful inspiring mom. Thank you for letting me call you every 5 minutes :) You know you are everything to me! I love you, I love you, I love you," Ashlee wrote on Instagram.
"Best Apple's birthday/Mother's Day EVER at the @museumoficecream @autumncomm SO FUN #goopgo #dtla," the actress wrote on Instagram.
"Day!!!#proud mama #grateful Happy Mother's Day to all the beautiful Mamas!!" J.Lo wrote on Instagram.
"Happy 1st official Mother's Day my love," Maks wrote.
The actor paid tribute to his ex with this photo, writing, "We came across this billboard in china while he was visiting me on set he loves his mum and what's not to love- she's a wonderful mother a great friend and co parent so blessed and grateful @mirandakerr #happymothersday."
The actress posted this photo of her husband and their son, writing, "Being a mother is hands down one of the hardest jobs. On the clock 24/7. However, I wouldn't trade it for the world. It's my favorite job. The joy I have when I hear mommy, mommy, mommy, mommy, mommy, mommy. I love you Cree and @coryhardrict with all my heart and I'm so happy to have this little family of mine. #happymothersday."
The reality star shared a photo of son Lorenzo and daughter Giovanna, writing, "Happy Mother's Day to all you bad ass moms out there! We are the ones who make our kids the awesome human beings they are. Keep being amazing and enjoy your day, because this is our day to be the true Queens that we are! #WeRuleTheWorld."
The country star posted this photo of his pregnant wife and their newly adopted daughter, writing, "Babe.. not only are you the hottest mom you are the sweetest, funniest most kind hearted human being that I know. I know you didn't plan on marrying a singer when you were sitting in your 3rd grade class room but I'm so glad you did. I couldn't imagine my life without you. Seriously you know how lost I get when you are gone for 2 weeks I love you so much and happy 1st Mother's Day. You already are a rock star at being a mom. You + me+ Willa."
"If I am half the mother that my mom is to me, I will be happy," the singer wrote on Twitter. "��Thank you @tinashemomma #happymothersday."
"#ShesAKing, a Queen, a Warrior, a Woman, a Leader, a Rebel; my Mother, my Teacher, my Bestie, my Partner, my Inspiration, my Mommy... Thank You is too weak of a word! I celebrate you everyday!! Tell me about the important women in your life with #ShesAKing," the singer wrote.
"More You make me better. Mummy, I love you. Happy Mother's Day!" the Orange Is the New Black star wrote on Twitter.
"Being a mother is by far the greatest blessing," the reality star wrote. "My children are my most precious gifts and I am so beyond proud of each and every one of them. To my angels @kourtneykardash and @kimkardashian, it brings me so much joy to watch you raise my beautiful grandchildren. You are both such incredible mommies and you teach us all daily about patience, selflessness and unconditional love. You inspire me always!! To all the moms out there, this is YOUR day! Spend it with the ones you love, and take a moment to appreciate the greatest gift God has given us, the love of our families. Xo #MothersDay #Family #Love #bestmomsintheworld."