Happy Birthday Letter to My 13 Year Old Son

It’s your son’s birthday, so you want to write a letter using words that will let him know how much you love him and appreciate all the work he has done for you growing up from being a young boy to becoming a young man now. But this writing isn’t for any previous generation or for your son as a baby. This writing is meant for your son who is turning 13 years old today. And since this is his birthday, he should get these letters he wants.

Happy Birthday Letter to My 13 Year Old Son

  • Can’t believe it’s your 13th birthday! You were such a cute little boy and now you’re a young man. I am so proud of you and all the things you have accomplished in these past 13 years. You are an amazing young man that makes me very proud to be your dad. Happy Birthday my son. Have a wonderful day and many more to come, and know that I love you very much!

 

  • Hey buddy, I hope you are having a great birthday! Happy 13th birthday my little man. You are growing up way too fast. In the blink of an eye, you will be 16, 18, and then 21. I wonder what life has in store for us. I sure hope your dreams and wishes come true. You have grown so much in the last year and I couldn’t be happier. This year you went from 5th grade to 6th grade with ease. Each new stage

 

  • Happy birthday, son, I’m so proud of you. For so long you have provided us with joy, laughter, and smiles. I hope your special day is filled with love and fireworks. I am so grateful to have you in my life, my little angel.

 

  • I want to say Happy Birthday, my sweet little man. I love you more than words could ever say! You are such a good son and so very intelligent. I wish you all the best on your birthday and keep being such a smart kid. I love you more than anything in this world!

 

  • I am so proud to be your mother! You are my oldest and most mature child. You bring me joy and love each day. Your positive attitude makes me smile. I can’t wait for you to get older, because you are still my baby boy in so many ways. I love you and thank you for making my life complete. Love, Mom

 

  • Today is another momentous day in your life. You are now a year older, yet you have grown so much wiser and mature. The time we spend together as father and son brings me nothing but joy, for you are the greatest gift of my life! I can’t wait to see what the future has in store for you. May all your dreams come true, and may you be surrounded by love forever.

 

  • You were the best thing ever. You’re my favorite person, and I can’t wait to be together forever. I love you so much, Michael Paul, and I hope you like your gifts!!!! I love you, Love Mom

 

  • You were the best thing to ever happen to me and will always be in my heart and life. I love you more than any words could say. You are my son, my best friend, my hero!

 

  • If I had known that having a child would be so much fun, I would have done it years ago. You are such a wonderful boy and I am so lucky to be your mother. You make me so proud every day, whether you are doing well in school, breaking my heart with bad grades, or making me laugh with some of the things you say or do.

 

  • I know the past few weeks have been hard on you, but it is time to celebrate. You are becoming an adult and I can’t wait to see where life leads you. Always remember that I love you, and if things get tough, come talk to me…

 

  • Happy Birthday my boy, to my favorite 13-year-old boy in the world. We miss you so much and I can’t wait to see you soon. We love you always, Mom & Dad

 

  • Congratulations on your 13th birthday! You are such a great kid! I wish you all the best for your future and hope you live a long, healthy life. I love you so much, my son!

 

  • To my best friend and cutest buddy, Happy Birthday! I can’t believe that our little boy is 13. I remember you were only 4-years-old when we first met. You are a wonderful son with a bright future ahead of you. Your dad and I will always be there for you and will always love you more than words could ever express. We are so proud that you are growing up to be such a great kid! 🙂

 

 

  • I am so thankful for the wonderful son you have become. You’re smart, kind, and caring. I look forward to watching you grow into a fine young man. It has been such a joy being your mom! I love you more than anything in the world my sweet boy!

 

  • How do I find the words to tell you how much I love you? I will never have enough time to tell you. You have always been a gift, the best son in the world. I don’t know what I would do without you. I love your smile and your kind heart. You are very dear to me and always will be.

 

  • HAPPY BIRTHDAY! I’m so glad to have you as my son. I am so proud of you and the man you’ve become. I wish I could freeze time to preserve this memory. Every day you surprise us with your wit and personality. You bring a smile to all our faces with your jokes and funny ways. We love you very much, always remember that.

 

  • You are the best part of my life and I love you, literally, endlessly! When I think back on all of the great gifts God has given me, you are right at the top of that list. The things you amaze me with continue to take my breath away and leave me with a smile I can hardly contain.

 

  • You’ve been my pride and joy since the day you were born. You have grown into a wonderful kid who I am so proud of. It’s been an amazing year with you, filled with fun and laughter. I can’t wait to see what the next amazing year holds for us!

 

  • I pray every day that you have a wonderful birthday. The best present would be to know that you are happy and healthy. I love you so much and am so proud of the fine young man you have become. Mom

 

  • Happy birthday buddy. I just want to say thanks for putting up with me all these years. You are so smart and mature for your age and I’m so proud of the young man you are becoming. You help keep me young and I love you very much.

 

  • You’ve taught me so much in 13 years! You’ve taught me patience, and most importantly, that I should never give up. You’ve made me laugh, made me cry, and made my heart soar. You are truly one of a kind, and I couldn’t ask for a better son. Have the best birthday EVER! Love you buddy, Mom

 

  • WOW! Your 13 already? Where does the time go? I know I keep saying it all the time but I just can’t believe how fast you are growing. Every day you seem to get more handsome, smarter, and taller. I know your mom and I may not always see eye to eye, but we’re always in your corner cheering you on. We love you so much, have fun, my Little Brother!

 

  • Like the great grandpa you were named after, I am so proud of the young man you have grown into. You are a kind, caring and considerate person who has such a big heart. Each day with you is a new adventure and I look forward to seeing what you choose to do next. I love you more each day, my son!

 

  • WOW! Can you believe you are 13? What a year it’s been! It seems like yesterday that I held you in my arms for the first time. I am so proud of you. I love you with all my heart, more than the stars in the sky. You’re [Mom & Dad]

 

  • You are the best kid I know. I am so proud to be your mom and love watching you grow into a man. I just want you to be a great person someday because that is what you deserve. No matter where you go, or how far away you are, I will always love and support you as your mother.

 

  • Happy birthday to the sweetest guy I know. I’ve never met anyone so genuine and kind as you. We have been through a lot together and it is amazing how much you have changed and grown over the years. You have big things ahead of you, so just keep that smile on your face and you will take on the world! Hope your day is full of everything your heart desires!

 

  • Hey buddy, I hope this finds you well. Hope your birthday has been spectacular so far. You are a very special person and have grown up to be a great boy!

 

  • happy birthday my wonderful son. You are thirteen going on thirty-five, already a grown man. I am so proud of you and the young man you are becoming. You are a great son to me and your father. We both love you more than anything in this world!

 

  • HAPPY 13th BIRTHDAY!!! I LOVE YOU TO THE MOON AND BACK! You are the light of my life. I want to thank you for making me the special mother that I am today. You are so smart, funny, and handsome — a real ladies’ man! When you were little I used to carry you around on my hip – what a blast we had! I’ve loved watching you grow up and am so proud of you.

 

  • I am so proud of you. You are probably the smartest and most athletic 13-year old I know! You make me smile every day and fill my heart with joy. Your compassion and kindness towards others just make me melt. So be sure to remember I love you every time you look into the mirror (this is a funny joke, seeing as he asked for a beard trimmer for his birthday). HAPPY BIRTHDAY!

 

  • I love you son! You are the light of my life and the joy of my entire day. I can’t wait to see all the amazing things that you grow up to do. Happy Birthday’s baby boy! My gift to you is a lifetime of happiness with those that you love and all of those little moments when life is perfect.

 

  • You are one of a kind, my son. You have been through so much in your short life and you always come out stronger. I admire your courage and tenacity. Your heart is so big. You are funny and silly, but also mature and caring. I love you very much!

 

  • Happy birthday to my favorite son! I love you so much and I am so happy you are in our family. You are kind and caring, funny and smart, and I couldn’t ask for a better son. You make my life fun and exciting every day, and I hope you have the best birthday ever.

 

  • Happy birthday to the best son in the world, a son that I am so proud of. You have grown into an amazing young man that I am lucky to have as my child. Every day I just want to tell you how much joy you bring to my life. I love you so much and can’t wait for all the great things you will accomplish!

 

  • I love you with all my heart, I am so proud of you! You are the best son a mother could have and I would do anything for you. I’m excited about your big day!

 

  • You’re 13 already? It feels like it was yesterday when I brought you home from the hospital. So many years have passed and yet I cannot imagine my life without you. Ten bucks say that in some way, I’ve been a better father to you than your REAL dad ever was.

 

  • Hey, buddy! I just wanted to wish you a very happy birthday. Wishing you all the best today, and every day. Lots of love!

 

  • I wish I could be there to celebrate your special day in person, but I am too far away. I hope this card brings a smile to you on your special day and every day!

 

  • Happy Birthday!!!!!! I love you so much and I can’t believe my firstborn is 13! You bring so much joy to my life! You are an awesome kid.. you are far more mature than I was at your age. You make me proud, and I hope you know that I am very proud of you. I will always be there for you and support you in whatever you do. I love spending time with you!

 

  • Happy birthday to my always-grinning son. It is hard to believe that you are 13 already. So many fun adventures in front of you. I am so proud of the man you have become and the person you are becoming. You have grown into my best friend and I love spending time with you. So happy birthday here’s to many more!

 

  • HAPPY BIRTHDAY, BABY BOY!! I love you so much! You are my sunshine, my world, my everything. I am so glad you were born into our lives and that you are healthy and happy. I will always love you and care for you no matter what. You are handsome, funny, smart, and so very loved. HAPPY 13TH BIRTHDAY!

 

  • I know that you are probably growing up and wondering why your mother sends you these birthday letters. I want you to know that I will always be here for you no matter what. You mean the world to me and I love you more than words can say, my special little boy.

 

  • Happy, happy birthday. I love you as if you were my son and couldn’t be more proud of you. You are growing up to be such a wonderful young man and it is a privilege to be in your life. I smile every time I think about you. Love, Mom

 

  • When you were looking up at the ceiling as a baby I knew right then you would be a great musician. And right now on this dance floor, I know that you are going to be someone very special when you get older. Happy 13th birthday my dear son! I am so proud of you and love you beyond words. Your loving mother

 

  • We’ve had 13 great years of friendship and love. You are such a special son, brother, friend, and soon-to-be college student. I am so proud of you and blessed to have you as a son. I love how you share your feelings with me, how honest you are, how caring you are towards others, and how kind-hearted you are. Happy Birthday!

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