Your birthday is the best day to change our relationship a little. I am changing your role in my life from the complicated state of duty to the friendly and straightforward state of Dad.

Happiest birthday to the best grandpa I know! Thank you for all the life lessons you shared to me. Your advices have pointed me towards the right track in life. I love you so much!

Happy Birthday father in law, may this day be filled with cheer and good times, ones that will make you nostalgic over some time.

Grandpa, your smile lights up each and every corner of the room as you enter. May you shine even brightly on your birthday! I love you so much, happy birthday!

You helped me to walk when I could hardly take a step as a baby. When you become old and fragile, you can count on me to do the same. Happy birthday grandpa.

Grandpa, you’re the best pillar in my life. You’re always there when things are rough and you’ve picked me up whenever I fall down. For that, I can never thank you enough. Happy birthday.

Grandpa, I would not be where I am now if not for you. I am truly lucky that I have you not only as my grandfather, but as a best friend and confidante as well. Happy birthday!

Having you as my grandpa is truly inspirational. It is from you that I have learned the best lessons in life. So thank you, granddad. I hope you will enjoy your birthday party. Happy birthday!

Have a great birthday father in law, you are a wise old man, and I am glad to get to see you grow older, smarter and healthier.

On his special day, make him feel blessed to have you as a son-in-law or daughter-in-law by preparing something special like preparing his favorite meal, giving him a gift or special treat, or just by sending sweet and thoughtful messages that will surely make its way to his heart.

My beloved dad-in-law, after my marriage I gave two biggest gifts – your son & you. I like your care and help. I believe your wife is absolutely happy, too. Amazing B-Day!

I’m a bit envious of how my children love hanging out with their grandfather as much as they would with me. But it’s alright because you are the best role model for them. Happy Birthday Father-in-law!

May your troubles be less and may your blessings be more, and nothing but happiness comes through your door. Happy Birthday my dad-in-law.

A lot of people don’t get to thank their grandfathers for giving them the most wonderful parents! So on your birthday today grandpa, I just want to say thank you for giving me the best parents. Happy birthday!

I am grateful to you for all the lessons and advice that you gave me. Thanks to you, I have become a really wise and courageous man who wants and will take care of your daughter. Happy holiday!

Today is your day, and if any father in law deserves to make the most out of his birthday it is you.

Grandpa, on your special day, I want to take this opportunity to let you know how much you really mean to me. Thank you for treating me like a princess and for providing all my needs. Happy 60th birthday, granddad!

I am not worried about the future of my married life. That is because your son has the genes of a committed and dedicated gentleman like you. Happy birthday to my gracious father-in-law.

My handsome Father in Law, wishing you the best birthday possible. You do so much for my family and I. For that I am eternally greateful now and always. Happy Birthday.

Although we do not see each other every day, always remember that you are always in our minds and hearts. May you have a long life that is full of love and success. Dearest father-in-law, happy birthday to you!

Stay strong and positive for all your life. You are an inspirer and motivator. Now I know to what your son is like. Surprises are waiting for you. Great birthday!

Best birthday to one of the most important person in my life – my father in law. I always feel your support and shoulder. Thank you! It’s really important for my. Happy birthday!

Grandpa, another great year has been added to your life. Your journey on Earth has been nothing short of amazing. You were able to pass through hurdles and strife and that’s pretty amazing! Happy birthday!

To say that you’re an amazing father-in-law is not enough. You are an extraordinary person. I know I can’t thank you enough for everything but I’ll start by wishing you a Happy Best Birthday Daddy!

Move forward until you realize that you have done everything you wanted, and never look back. Just know that your faithful family is guarding you, which will never let you fall. Thanks for all the, father-in-law!

Happy birthday dear father in law! Use this special day to reflect on all that you’ve done in your life and to consider all that you still desire to do!

Grandpa, today is your special day and I just want to wish you a very happy birthday. I pray that God will add many more years to come and shower you with abundant blessings and love.

Happy birthday grandpa! Here’s wishing you a fabulous birthday celebration. May this new chapter of your life bring you so much more happiness and cheer! I love you so much!

Today is the best day to transform our ties with each other. You will not only be an in-law to me but a real father for you have treated me the same. May you have a magnificent birthday, daddy!

Grandpa, I’m amazed by the fact that you still have the time to do all the things that you want to do in life. May your birthday be the start of achieving new goals and reaching new dreams ahead! Happy birthday!