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20 theme ideas for an unforgettable birthday

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Celebrating a birthday is always a special moment, but throwing a themed party can make it even more more memorable. Whether it's a child's birthday, a teenager's birthday, an adult's birthday or a milestone celebration, a well-chosen theme can bring the party to life, boost the excitement of guests and create lasting memories.

Choosing a theme, however, can be a complex task. With a multitude of options, how choose this who will best suit the occasion and the person being celebrated? Luckily, we've done the work for you. This article offers 20 ideas for birthday themes that will inspire a memorable party, regardless of the age of the host or hostess. From themes based on age and interests, to seasonal and cultural suggestions, to unique and creative ideas, there are for all tastes.

Age-based themes 

Choosing a theme based on the celebrant's age is a safe option that helps tailor the party to appropriate interests and life stages.


For kids : Birthdays are magical times, and what better way to embody that magic than the world of imagination? Classic themes like princesses, THE Super hero, THE animals where the pirates always hit the mark. You can also opt for a theme inspired by their favorite cartoon or animated film.


For teenagers: This is the age when tastes begin to become clearer. Themes based on movie theater, the music where the sports can be popular choices. A movie night under the stars, a band-themed party or a sports competition in the garden can make unforgettable birthday.


For adults: The themes for adults can be as diverse and varied as the interests of the celebrants. An 80s evening with vintage costumes, a wine and cheese tasting or a sophisticated barbecue can make the birthday a chic and entertaining event.


For milestone birthdays: THE milestone birthdays, such as the 18th, 20th, 30th or 50th birthday, are special occasions that deserve special themes. For example, a themed party 20s for a 20th birthday, a dance party for a 30th birthday or a trip back in time for a 50th birthday can add a touch of originality to these important dates.

Themes based on interests


Passions and hobbies offer a inexhaustible source of inspiration for choosing a birthday theme. In addition to ensuring that the celebrant will be delighted, they help make the event personal and unique.


For book fans: If the celebrant is a avid reader, why not organize a birthday around his favorite book ? THE fantastic universes like those from Harry Potter or The Lord of the Rings, for example, offer countless possibilities for decoration, food, and even party activities.


For fans of films or TV series: Of Star Wars has Game of Thrones, through the superheroes of Marvel, cinema and television are full of ideas for themed parties. These universe can inspire not only the decor, but also games or disguises.



For board game fans: Organize a party board games where guests can participate in tournaments of the hero of the day's favorite games. You can decorate space with pictures or pieces from these games, and even serve snacks and cakes decorated to look like game elements. This will create an atmosphere friendly and competitive which will undoubtedly please all fans of board games.


Are you looking for board game ideas to play on a birthday? Here is a selection proposed by Oh Happy Games!

The king's pint

For a royal evening! This game amusing And crazy is ideal for livening up your evening, whether starting or ending in style! With simple rules and a gameplay fast, it will quickly create a electric birthday atmosphere. Perfect for parties, evenings with friends or to break the ice with new acquaintances! The varied game categories and maps guarantee unique games every time. Easy to learn, goodbye to complex rules! Just take a card, read it and follow the instructions. Ruthless, this game has already won over students, partygoers, groups of friends, travelers and anyone who dares to try it! An awesome gift for your next party, birthday, bachelor or bachelorette party, housewarming... It's portable and easy to play anywhere.

Shitty choice

The game “Choice of Shit” is an invitation to test your courage moral in absurd situations. It is aimed at fans of dark humor or those who like to make choices between terrible situations. Often considered an extreme version of the famous game "You prefer", it offers a simple and effective approach: each judge combines two cards to create a dilemma, then the players vote to choose the situation they prefer. Collect points by making the same decision as the majority to win the game. The game is extreme, confronting you with dilemmas far more difficult than choosing between pain au chocolat and a croissant for breakfast. With 300 cards and hundreds of combinations, it offers an infinitely replayable gaming experience and sparks lively debates. 


For sports fans: If the celebrant is a sports enthusiast, why not organize a birthday around their favorite sport? For a football fan, for example, you could decorate the place with the colors of their favorite team, serve snacks typical of a football match like hot dogs. For a fan yoga or fitness, a party with a guided yoga or workout session could be an original and fun touch. It's a perfect way to combine a person's love of physical activity with the joy of a birthday party.



It is essential to know the interests of the person we are celebrating to achieve a themed birthday based on interests. The extra effort to personalize the party will definitely be appreciated and will make the event even more memorable.


Seasonal themes


The season in which the birthday occurs can be a wonderful source of inspiration for a party theme. Not only does this make planning easier, but it can also add a touch of originality to the event.


Spring : For a spring birthday, why not organize a party themed like a flower garden ? Decoration options are infinite with all the flowers in bloom. Another idea is to plan a picnic in a local park if weather permits.


Summer : In summer, a beach party can be the perfect way to celebrate a birthday. From decorations to bright colors, water games and fresh food summer can make this birthday an event memorable. If you have a swimming pool, "pool party" is also a great option.


Autumn : For a birthday in autumn, an evening around a campfire with stories and songs can be a lot of fun. You can also opt for a party on the theme ofOktoberfest with beer, sausages and traditional German music.


Winter : For a birthday in winter, a party on the ski theme with chalet-inspired decorations and a cheese fondue can be very cozy. Another idea is to organize a "Christmas in July party" with festive decorations, gifts and even a visit from Santa Claus.


The key to a successful birthday seasonal theme is to embrace what each season has to offer, while ensuring that the celebrant enjoys the chosen theme.


Themes based on travel and culture


If the person you are celebrating has the fidget or a particular interest in a culture or specific country, why not transport guests to an exotic destination for an evening?


Hawaiian evening (Luau): A hawaiian party can bring a tropical wind to your event. Of the flower necklaces, straw skirts, colorful cocktails and ukulele music can transport your guests thousands of miles away.


Mexican evening (Fiesta): The mexican culture is rich and colorful, perfect for a birthday party. You can serve traditional Mexican dishes, play the festive music and decorate your space with bright colors and pinatas.



Evening on the theme of Rome, New York, Tokyo, etc. : If the celebrant has a favorite city or place they dream of visiting, why not bring that destination to them? For example, a Roman evening could include traditional Italian dishes like pizzas and the pasta, wine italy, and a musical atmosphere evoking the quaint trattorias of the eternal city. While one Tokyo evening could focus on Japanese cuisine, anime and video games.



Greek evening (Greek party): You can decorate the space taking inspiration from Mediterranean landscapes, serving traditional Greek dishes like tzatziki, moussaka and Greek salad, and even play traditional Greek music to give an authentic atmosphere to your event. To add a fun touch, you can even encourage guests to come dressed in toga or in an outfit inspired by Greek mythology. It's an original and educational way to travel to ancient Greece without leaving the comfort of home.



The advantage of a theme based on travel and culture is that it offers a multitude of possibilities for food, decoration and ambiance. Plus, it can be a great opportunity to learn and appreciate a new culture.

Unique and creative themes

If you're looking for a birthday theme that's truly out of the ordinary, then these ideas may be for you. These themes require a little more imagination, but the result can be truly memorable.


Black and white party: Organize a party monochrome can give an elegant and sophisticated look to your event. Ask guests to come dressed in black and white, and coordinate the decoration and food Consequently.


Circus-themed party: A circus theme can add touche de fun and fantasy at any party. Games of event, a colorful decoration and perhaps even a performance of juggler or of Wizard can make the birthday extraordinary.


Murder mystery party: If the celebrant likes puzzles and challenges, a murder mystery themed party can be very entertaining. Guests can be assigned roles to play throughout the evening, and everyone will have to work together to solve the mystery.


You don't want to have a mystery-themed party but want to add an enigmatic aspect to your birthday? Why not play The imposter?

The imposter 

The Game of Deduction, Bluff and Suspicion stimulates your creativity. Players share clue words linked to a secret word, except the Impostor who seeks to blend in with the crowd and discover the secret word. Be strategic to avoid suspicion of the Impostor, but don't be too subtle so as not to be accused in turn. Will you manage to remain unnoticed or will the group unmask you? Learn the rules quickly and play for hours!


Party backwards: What if you did all upside down for once ? Start with the cake, then move on to the games, and finish with the arrival of the guests. You can even ask guests to come dressed backwards to add to the fun.


When choosing a unique and creative theme for a birthday, remember that the important thing is to have fun. Don't let the details overwhelm you and remember that the goal is to create a special day And memorable for the celebrant.


Celebrating a birthday is more than just a gathering. This is an opportunity to pay homage to a special person, to share happy moments with loved ones and create unforgettable memories. The choice of theme plays a crucial role in the atmosphere and success of the party. Whether you opt for a theme based on age, interests, season, travel and culture, or go for a more unique and creative idea, remember that the theme should reflect personality and the tastes of the person you are celebrating.


We hope these 20 birthday theme ideas have inspired you and help you plan a memorable party. No matter what theme you choose, remember that the most important thing is to celebrate with joy and gratitude the life of your loved one. Because in the end, it's not the decoration or the food that makes a birthday unforgettable, but the laughter, the love and camaraderie we share on this special day.