You are such a gem and the world is lucky to have you and I’m even luckier that you’re my girlfriend. Do have a fantastic 21st birthday.

I have a strong feeling that you will have such a fantastic 21st year. A fantastic birthday to you.

Know that I’ll be right here cheering for you every step of the year, happy 21st birthday sweetheart.

You deserve the best things of chapter 21 because you are beyond amazing. Have a beautiful birthday.

You’re officially the coolest 21 years old on the planet, happy birthday my love.

I feel so grateful that this wonderful birthday girl is my lovely girlfriend. Happy 21st birthday dear, have a splendid year.

Birthday love and kisses to my favourite girl. Chapter 21 will be everything you need it to be.

I do not doubt that the best girlfriend in the world will have a fantastic 21st birthday.

Today marks the beginning of what will be a special and rewarding year for you. Happy birthday

Special birthday greetings to my special girl on your 21st birthday. Happy birthday my love.

A wonderfully blessed 21st birthday to the most wonderful girlfriend ever. Have a joyful day.

I promise to be a supportive boyfriend all through your new age and beyond. A beautiful 21st birthday to you my love.

Cheers to a year of beautiful growth and enchanting glow as you celebrate your 21st birthday.

Moments come and go but you’ll stay in my heart forever. Happy 21st birthday to you babe.

This is a year for you to break new ground and excel. A beautiful 21st birthday to you babe.

I thank God for all the wonderful things He has in store for your 21st year on earth. Happy birthday

May God bless and keep you safe all the days of your life.

Today and always, you will excel and find joy all around you. My dear girlfriend, happy 21st birthday.

It shall be a year of immense success for your 21st year. Love you baby, happy birthday!