Best Birthday Wishes for Your Boss and Mentor

Updated on September 27, 2019
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Oyewole Folarin loves writing greeting-card messages and helping others find the words they need for life's special moments.

A birthday is a great occasion to wish your boss, mentor, or role model all the best in life and show your sincere gratitude for their continued support. Get some message ideas from the list below, and then write your own to wish them a happy birthday.

You can send these messages electronically or via a handwritten note. If you send an email, a fun image goes a long way to bring a smile to your boss' face—just make sure it's work appropriate!

The mark of a true visionary is his ability to imagine the future and act on it, yielding great results in the process and then using this success for the benefit of others.

— Anonymous

Sample Birthday Card Messages for a Boss at Work

  • Happy birthday! I know you always have lots of fun, but I hope today is extra-special.
  • Enjoy your special day! I hope it’s filled with lots of laughs and good memories.
  • Happy birthday! May the years ahead be filled with joy and happiness!
  • Here’s wishing you a happy birthday with many more to come.
  • Thank you for being a great boss. Happy birthday!
  • Happy birthday to the best boss ever! You inspire me!
  • May your birthday be filled with lots of joy and happiness.
  • Here’s wishing you the happiest of birthdays.

  • Wishing you good health and happiness as you complete another trip around the sun.
  • Happy birthday! I hope you see lots of success in the year to come.
  • I hope this next year for you is full of joy, success, and plenty of good memories with friends and family.
  • Today we get to celebrate you! I hope you have a very happy birthday.
  • I wish you all the best in everything — you deserve it. Have a happy birthday!
  • Happy birthday and good luck in the year to come!
  • I wish you all the best in life — today and always. Have a great birthday!
  • Happy birthday! I hope you get the chance to rest a bit and enjoy the day.
  • Happy birthday! Thank you for all of your hard work.
  • I hope that in this next year we finally see our projects pay off. We’re in this together. Happy birthday!

A leader takes people where they want to go. A great leader takes people where they don't necessarily want to go, but ought to be.

— Rosalynn Carter

Funny Messages for a Boss from Team or Staff

  • Just remember not to work too hard today . . . save it for the rest of the year. Happy birthday!
  • You are a wonderful boss, mentor, and role model. On your birthday, I wish you all the best (as always). Now get back to work!
  • Here’s to the birthday of the #1 boss of this entire team! (JK you’re easily in the top 100 in the company . . . . )
  • Happy birthday boss! In your honor, I’m going to take a half-day and stay at home watching Netflix because I know you prefer your employees well-rested.
  • For your birthday, I decided to get you the best team anyone at this company could ever ask for. You’re welcome!
  • Thanks for everything that you do, boss. Take the day off. We’ll keep working. We promise. . .
  • Since there’s nothing I can get the boss who already has everything, I decided to instead take something from you. Remember that stapler you love so much? It's mine now.
  • As a boss, you are fair, just, and balanced. That’s why for your birthday I got you a scale.
  • Happy birthday boss — I’m buying you the first six rounds of shots tonight!
  • I decided to cancel all my meetings with you in honor of your birthday.
  • For your birthday, I’m going to give you a little advice instead: “Give your employees the day off.” You’re welcome!
  • Here’s to celebrating the birthday of the brightest, best employee in this organization. No, not me — you!! Happy birthday.
  • Now here’s one email you can “Reply All” to: Happy birthday!!

Life begins at 40 — but so do fallen arches, rheumatism, faulty eyesight, and the tendency to tell a story to the same person, three or four times.

— Helen Rowland

Religious Messages for Your Manager or Mentor

  • Have a blessed birthday today and always!
  • It seems like everything you touch is successful! It’s no doubt because of your strong morals and character. It's clear that God has blessed you and your work. May God continue to do so in the years to come. Happy birthday boss!
  • May God's light shine perpetually upon you. Happy birthday and many happy returns.
  • On your birthday, I pray that God continues to grant you wisdom, health, and prosperity.
  • Today we get to remember you and your achievements. I pray that you will enjoy many more years of service and continue to be a blessing to others. And of course, I hope you have a happy birthday!
  • May the Lord be with you and bless you for the rest of your life. Happy birthday!
  • I'm so happy to get to celebrate with you on your special day! May God continue to enrich you with knowledge, wisdom, and understanding as you continue leading our team. Happy birthday!
  • ‘Dear mentor, I'm so grateful I get to celebrate your birthday with you and pray for many more years of working together and learning from you.

Longer Messages to Start an Email

Here are some ideas for a longer birthday line or message to write in a card for your boss or mentor — use these as some examples to inspire your own messages and wordings.

  • Today I wish you happiness, joy, and many more years of good health. Have a wonderful birthday!
  • Along with the rest of the office, I want to wish you well on the special occasion of your birthday celebration. Here’s wishing the best birthday ever!
  • I'm so happy to celebrate your birthday with you today! It's been truly a pleasure to work with you and learn by your example. Wishing you a very happy birthday.
  • You are a remarkable friend, boss, and mentor. It’s always a pleasure to work with you and I wish you many more years of success. Happy birthday!
  • Thank you so much for your patience and motivation. I have learned so much you over the years and owe much of my success to your example. I hope you have a fantastic birthday celebrating with people you love.
  • Happy birthday! I wish you all the best today and for the rest of the year. Thank you for being a fantastic mentor.
  • You are the most inspiring boss and mentor anyone could ask for. Thank you for your time, effort, and encouragement over the years. Happy birthday!
  • You have been a great role model both inside and outside the workplace. I’m so glad I get to celebrate with you today and wish you all the best in life.
  • Thank you so much for your hard work, encouragement, and care. I hope you have a very happy birthday — next drink is on me!
  • I have learned so much from your example. Happy birthday to a great role model! Wishing you many happy returns.

Happy birthday, I wish you all the best in life.

  • I've sincerely appreciated all your support, kindness, and encouragement over the years. I wish you success as you continue to do what you do best.
  • Wishing you a happy birthday! You have a new year of life ahead of you that will hopefully bring you much happiness and many wonderful memories.
  • Happy birthday! I just wanted to let you know that I truly appreciate all the support and motivation you've given me in my time at this company — it means the world to me and I hope you have a very happy birthday.
  • Happy birthday! I wish you plenty of joy today and every day of the coming year!
  • You are a fantastic example of wisdom, leadership, and foresight. On your birthday, I wish you peace, good health, and happiness.
  • You are the best mentor anyone could have asked for. I am very proud to work with you and see what you've been able to achieve.
  • Dear [boss’s name], you have been a great role model of selfless giving and on your special day I want to let you know that I appreciate all you’ve done for this organization. I hope you have a very happy birthday!
  • Thank you for being there for me when I needed help. I hope you have a wonderful birthday that's filled with love and joy.

Wishing a happy birthday to a kind and generous boss and leader!

Sample Birthday Letters

Letters are a great way to wish your mentor a happy birthday. Read the samples below for some inspiration on what you can write in your own note.

Sample Letter # 1

Dear ______,

On your birthday, I’d like to express my sincere gratitude for all your time and efforts teaching me (almost) everything you know. I am so grateful to have you as my boss, leader, and mentor. Your mentorship has given me a better understanding of what it takes to achieve greatness in life.

Thank you for your continued support, guidance, and encouragement. I hope the next year brings you many new fantastic experiences and I look forward to continuing to do great work with you.

All best,

[Your Name]

Sample Letter # 2

Dear ______,

On your birthday, I'd like to say thank-you for the right skills and knowledge that you’ve given me and other future leaders. Thank you for caring about my career and well-being. You have always been eager to help no matter what I needed — a brainstorm partner or a coffee buddy.

You have inspired me in so many ways. I'm thankful that you're in my life — I hope you have a memorable birthday and many more years of success.

Yours sincerely,

[Your name]

Keep It Short and Simple

Though you may really like your boss, they are probably very busy and won't have the time to read through a long letter. Keep it short and professional, yet meaningful.

© 2011 Oyewole Folarin


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    • profile image

      Abhishek Damle 

      2 months ago

      Happy Birthday!!! I hope you have a wonderful day and this is the best rotation around the sun yet! Even though we are all still stuck in one spot, hope you get your steaks sooner than later!

    • profile image

      buhari sule Doma 

      9 months ago

      thanks for all the knowledge given

    • profile image


      18 months ago

      Thanks for the letter.... It really suit my mentor that was sent to. He almost cry ,just too overwhelmed ...... I love it!

    • profile image

      Roundbox Solutions 

      20 months ago

      Your birthday note are like the best have seen. still finding it difficult to pick one.

      Thanks for the good works.

    • profile image

      Tashkeel Ahmed 

      22 months ago

      Thank you for sharing your birthday greetings, I've already saw one that is so appropriate for my Project Manager birthday in this month.

    • profile image

      David dele Ajose 

      2 years ago

      it's great be here with great wishes

    • profile image

      Jeremy Rawlings 

      7 years ago

      I like "You have done it again!"

    • Cloverleaf profile image


      8 years ago from Calgary, AB, Canada

      I love these "Happy Birthday" messages! You've given me lots of new ideas.

      Your third message is my favourite: "A new year of life that brings in load of happiness and wonderful memories. You are not just a guide but a mentor. Wishing you a happy birthday anniversary!".

      Thank you for another great hub, incomeguru. I have voted this one up.

    • incomeguru profile imageAUTHOR

      Oyewole Folarin 

      8 years ago from Lagos

      jacqui2011, that's really interesting. thanks for the comment...

    • jacqui2011 profile image


      8 years ago from Norfolk, UK

      Thank you for sharing your birthday greetings, I've already saw one that is so appropriate for my mums birthday this month.


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