Kostiantyn Name Day Wishes

View full-size photo

Kostiantyn's name day is celebrated on 21 May under the Revised Julian calendar (3 June before 2023), the feast of the Equal-to-the-Apostles Emperor Constantine and his mother Empress Helena. The name comes from the Latin "constans", meaning "constant, steadfast". In 313 Emperor Constantine the Great issued the Edict of Milan, which allowed Christians to practise their faith freely. Below are name day wishes for Kostiantyn — for a husband, son, dad, friend or colleague — plus poems and gift ideas.

Related days: name day wishes by name, Olena name day, Exaltation of the Cross.

Short name day wishes for Kostiantyn

• Happy name day, Kostiantyn! May your steadfastness lead you to new victories.
• Happy name day! Strength of spirit, good health and loyal friends.
• Kostia, may Saint Constantine protect you and the May spring inspire you.
• Happy name day! May the only constant in your life be happiness.

For a husband, son or dad

• Darling Kostiantyn, happy name day! You are my wall and my support, as constant as your name.
• Son, may your heavenly patron give you wisdom and strength on your life's journey.
• Dad, happy name day! Thank you for always being there and always being reliable.

For a friend or colleague

• Kostia, my friend, happy name day! May your plans come true and your mood always feel like May.
• Happy name day, colleague! Steady success, bold decisions and a well-deserved reward.
• May luck be as constant as you are in friendship.

In your own words

• Kostiantyn, your name means "steadfast", and it suits you: you never give up and you keep your word. May that steadfastness bring you only victories, and may you always be surrounded by people who value your reliability.
• May your life be full of things that last: friendship, love and peace at home.

A double celebration: Kostiantyn and Olena

• If your family has both a Kostiantyn and an Olena, they celebrate together on 21 May! Happy name day to both: peace, harmony and love.
• May Saints Constantine and Helena protect your family just as they protected the faith.

Name day poems for Kostiantyn

A May day, lilacs in full bloom,
Today is Kostia's name day,
May joy and laughter fill the room
And happiness be here to stay.

You're strong and steadfast, like your name,
You always keep the word you say,
May life be bright and free from pain
And luck be with you every day.

Kostiantyn means “constant”: wishes for stability

Kostiantyn (Constantine) comes from the Latin constans, “constant” or “steadfast”. In Ukrainian history it was made famous by Prince Kostiantyn (Vasyl-Kostiantyn) Ostrozky, patron and founder of the Ostroh Academy. Wishes of stability and devotion to one’s cause suit him:

• “Kostiantyn, may everything good in your life be constant and everything bad only temporary.”
• “Wishing you steady decisions and loyal people beside you.”
• “May your persistence always lead you to your goal.”

What to give Kostiantyn for his name day

A personal icon of Saint Constantine, a good book or a useful accessory suits a man's name day. If the family is also celebrating an Olena, give her a bouquet of roses and him a sweet gift — and congratulate them both at once.

View full-size photo

See candy bouquets and 101 roses.

View full-size photo

FAQ

When is Kostiantyn's name day in 2026?

On 21 May under the Revised Julian calendar (3 June before 2023).

What does the name Kostiantyn mean?

From Latin: "constant, steadfast".

Why do Kostiantyn and Olena celebrate together?

On 21 May the Church honours Emperor Constantine and his mother Empress Helena, Equal-to-the-Apostles.

Saint Cyril's secular name was Constantine: Kyrylo name day wishes (14 February).

Read also: Happy birthday wishes for Kostiantyn.

Author: Maria Svitlovir

Graduated from Taras Shevchenko National University of Kyiv, Institute of Biology and Medicine (2001). BSc in Biology, MSc in Horticulture. Writes about plants, works at a garden centre selecting and repotting plants, and contributes to plant reference guides.

About the author →