61 Thank You My Mother-in-Law Messages (Heartfelt & Inspiring)

Mothers-in-law are often thought of as difficult, but they can also be a great source of support. Show your gratitude for the help your mother-in-law has given you with a heartfelt message. Here are some examples to get you started.

Whether she’s been helpful from the beginning or has just recently come around, show your mother-in-law how much you appreciate her with one of these messages. Each one is simple yet sincere, and will let her know that she means a lot to you. Read on for quotes and messages that will make your mother-in-law feel special!


#1 Thank you for always making me feel comfortable around your family and for always supporting me when it comes to decisions involving them or our life together. You’ve made me feel like part of the family since day one.

#2 Thank you for everything that you’ve done to make me feel loved and welcome in your family. I’m so happy that my husband chose me to spend his life with!

#3 I can’t thank you enough for being the wonderful mother-in-law that you are. You have made our lives so much fuller by enriching them with your presence, kindness, and thoughtfulness. Thank you so much for always thinking of us.

#4 Thank you so much for all of your support during this difficult time. When it mattered most, you were there with open arms ready to listen or lend a helping hand. No matter how big or small the task was, I know that having me there made things just a bit easier on everyone else too.

#5 I feel so lucky to have come into my husband’s life when I did. You welcomed both of us with open arms, and I can’t thank you enough for that. Life is so much better now because you’re in it.

#6 Thank for always being there whenever someone needs advice, a kind word or helping hand. All that you do certainly goes far beyond what your daughter-in-law could ever expect from any mother-in-law, but its the little things that really show how much you care about me and my family. Thank you!

#7 You are an amazing woman who has made such a positive impact on our lives since we’ve known each other. When it comes to watching over your son and his family like you do, I think the world could use more mothers-in-laws like you!

#8 You are such an amazing mother-in-law, and I am so glad to have you in my life. Thank you for being the perfect example of everything a mother-in-law should be.

#9 I’m so happy to have found someone that truly loves my son as much as you do, because he is very lucky to have found such an incredible woman like you. You’re more than just his mother-in-law; you’re one of his closest friends too.

#10 You’re always willing to lend a helping hand – even when we don’t ask – and we appreciate it more than we can say! Thank you for giving us the support we need, whether it’s taking care of the kids or doing some much-needed yard work.

#11 Thank you for being so much more than a mother to my husband, and being so much more than a mother-in-law to me. We appreciate all you do for us, and know that we could never ask for a better mom/friend/mentor/motivator! You’re wonderful, just as you are.

#12 You have been an amazing mother-in-law from the very beginning – not having any idea what to expect with your son living thousands of miles away from home, but always following through on Skype every day which was such an important support system – I am grateful to be able to call you my friend – Thank You!

#13 I can’t even begin to put into words just how important you are to both me and my husband. We’re so blessed to have such an incredible mother-in-law! Thank you for everything you do for us, all the time!

#14 Thank you for being the best part of our lives – You mean so much to not only my husband but also myself. I am grateful to be able to call you my one in life. Thankful for your love and great care throughout all these years! Thank You!!

#15 It’s easy always knowing that there will be someone who has got your back no matter what–and that’s thanks to having amazing parents like us! Thank You So Much!!!

#16 Thank you for all that you do day in and day out for me. It means so much to know that I can depend on you, that I can come to you for advice, and that you are always there when I need a helping hand.

#17 I am so thankful for all of your help with our children. Thank you for your patience as they climb all over you, for the stories you tell and for the love and guidance you give without expecting anything in return. I can’t thank you enough for everything that you do!

#18 You make me smile even on my worst days. You are such a positive presence, full of wisdom and advice to share with not only my husband but our children as well. It is such a pleasure and comfort to be able to come and talk with you about anything and everything. I am so thankful for all that you do!

#19 Thank you for being such a wonderful mother-in-law. Your influence in our lives is immeasurable, your love is endless, and the help you provide never ceases to amaze me. You are such an extraordinary woman, and I feel blessed to have found someone as incredible as you as my mother-in-law.

#20 I cannot begin to express how grateful I am to have such an incredible mother-in-law like yourself. You make my husband happy and that makes me happy. You have been a role model for both of us to learn from and look up to. I’m very grateful for the time we get to spend together.

#21 Thank you so much for always dropping everything to come help us when we need it most. We truly appreciate you standing by our side through thick and thin, whether it is taking care of our kids while we are at work or comforting one of us after a bad day. Your love means the world to us!

#22 You mean more than words can express, thank you for being such an amazing mother-in-law.

#23 Mom, you have been my idol every step of the way in life and especially in marriage. Seeing how much my husband loves and admires you has taught me how to be a better wife. I hope to grow into the same wonderful woman that you are someday!

#24 You have unconditionally given us your love, support, and encouragement at every turn of our lives. Thank you for always being there for us no matter what. You are the most amazing mother-in-law anyone could ask for!

#25 Thank you so much Mom. You are an outstanding role model of what it means to be a loving mother, grandmother, wive, friend…. I appreciate all of your time, patience, lessons & unconditional love. Your family is blessed beyond measure with having you as their mommy! Keep on shining brightly!!

#26 Thank you for being so supportive because without it, there would be no way I could ever do something as overwhelming as writing a novel. Thank you for all your love and encouragement!

#27 Thank you for everything that you do. I don’t think that anyone else could ever quite understand what we share and how it has become such a wonderful part of our lives.

#28 Thank you so much for being the amazing mother-in-law that you are to me! You have given us both so much love, laughter, good advice, books on tape (which is awesome!) and so many other special things over the years.

#29 You are an incredible mother-in-law who cares deeply about my husband’s happiness as well as mine. We couldn’t ask for more than that! Love always!

#30 Thank you for giving me the beautiful gift of my husband . Thank you for taking the time to get to know me and for always being so open, honest, and encouraging.

#31 Thank you for all your love and support. I am incredibly lucky to have such a wonderful mother-in-law like yourself! Thank you again,

#32 Thank you for making us feel like part of your family from day one. There is no way we would be able to celebrate our first holidays together without you!

#33 You are an amazing mother-in-law who has made our lives better in every way possible. You offer wisdom that delights my husband as well as me; you share laughter that makes even bad days seem brighter; you offer help generously when needed; and most of all, you give hugs freely when they’re most needed. You’ve been a blessing from the start and we both love you so much!

#34 Thank you so much for being such an amazing mother-in-law! We are truly blessed to have you as part of our lives. Thank you again

#35 You have made me feel welcome in your family from the very day that I met your son, and that is more precious than any gift or money could buy. Love always

#36 Thank you for all the kind words and acts of encouragement over the years. Your cheerful disposition makes life a lot more pleasant and I am thankful to be part of your life!

#37 Thank you for being a wonderful mother-in-law. I know when the time is right, we will look back with amazement at how far our relationship has come and marvel at what an amazing woman you are.

#38 You have always been there for me when I needed help with things at work or in my responsibilities as a writer. You came through in such a big way that it’s hard not to love you. Thank you for being my number one fan and supporter!

#39 I am so thankful that I have a mother-in-law like you because if everyone knew a mom like you, more people would be inspired to become mothers themselves! You really do understand the meaning of unconditional love. Thank you for being my biggest cheerleader.

#40 You are not only my mother-in-law, you are one of my closest confidantes and I love you dearly. Thank you for all the advice that you have given me over the years that has helped me through some difficult times. You are a wonderful woman!

#41 I know that our relationship is because of your son’s involvement in my life, but I am so glad to have known the amazing person that he married it was worth getting to know you both because there really isn’t anything else like this bond between mothers-in-law and their daughters-in law.

#42 Although you are not related by blood, it feels as though you are a mother to me. I feel so blessed to have you in my life and so lucky that our relationship has blossomed into a beautiful friendship between us where we can confide in one another and talk about anything.

#43 I’m so thankful for all of your advice, input, and love over the years. Because of you, I feel confident that I married into a loving family who will always be there for me no matter what. Thank you from the bottom of my heart!

#44 Thank you for being such an understanding mother-in-law. In times when it would have been completely understandable if your opinion of me was not very high because of certain choices or mistakes I made, you chose to give me another chance instead.

#45 Thank you for welcoming us into the family with open arms from day one. There is nothing more comfortable than knowing that my new family would accept me through thick and thin – regardless of what happened. Happy Mother’s Day to my favorite mother-in-law!

#46 Thank you for being the most amazing mother-in-law one could ever ask for. Ever since I married your son, so much of our relationship has changed because we now have something in common – getting to know each other and loving each other even more than before. Thanks so much for making me feel like part of the family.

#47 Happy Mother’s day! Thank you for always making me feel comfortable around your home and accepting me into the fold with open arms. There is nothing better than feeling like an important part of a family through ones actions, not just words.

#48 Thank you for helping me fit in right away and feeling so comfortable with your family. I really appreciate it and am so glad to be a part of this!

#49 Thank you for making me feel like I am one of the family from day one. You were always warm and inviting, but never pushy or overbearing about getting to know me. I love our relationship more than words can say.

#50 Thank you for always doing your part to help out and support me as a daughter-in-law. You have been a big blessing to our family and I want you to know how much your effort means to me!

#51 I can’t thank you enough for being so kind, caring, and sweet. It was never an issue that we were from different families because your love for this man knows no bounds. Thank you for all the time and hard work that went into accepting me as your family as well as giving me such a warm welcome.

#52 I can’t imagine a world where I could have been luckier to have you as my mother-in-law. You are an amazing person and I am so blessed to be part of your family.

#53 Thank you for always being such a sweet, generous and thoughtful woman. We both appreciate all the love and selfless gestures that you make with us on a daily basis.

#54 You may not be my birth mom but you certainly feel like one most days! Thank you for treating me like your own and treating me like family from day one. It means more than words can express.

#55 We aren’t related by blood but we sure do act like it at times – what a lucky thing that is! Thank you for always being such a loving and supportive mother-in-law.

#56 You’ve been the most incredible blessing in my life and we both appreciate you so much. Thank you for all of your help and support – we couldn’t do it without you!

#57 Thank you for always putting us first and doing whatever it takes to make sure we are happy and comfortable. We love and value our relationship with you more than you know!

#58 Thank you for allowing me into your family, becoming an amazing mother-in-law to me, and helping me feel like part of the family from day one. I love that I get to share this family with such great people who add so much joy into my life.

#59 You have been a tremendous mother-in-law who has always been a wonderful, caring and loving influence in my life. I appreciate all you have done for us and treasure the close friendship we share.

#60 Thank you for making me feel like part of the family from day one and giving me such a warm welcome into your home. You are an amazing woman! The kindness and love that you show to everyone around you is such a gift.

#61 I am so grateful that you were willing to open your heart and home to our family as if we really were related by blood. Being able to count on someone as highly regarded as yourself is something we truly cherish and appreciate more than words can say.

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