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Siim: Name Day, Name Meaning & More


Name days are culturally significant traditions in many parts of the world, offering an opportunity to celebrate the saint or feast day associated with one’s given name. The name Siim is a crisp, masculine name originating as a variation of Simon, carrying a mood of strength and tradition. Reflecting its established roots in Northern Europe, particularly Estonia, this name enjoys a celebrated name day. Siim’s name day is observed annually on October 28th, providing a specific date for honoring those who bear this classic name.

Name Day: Dates by Country

Siim's name day is celebrated on October 28 in Estonia.

Celebration of name day and name - Siim


The Story Behind This Name

The name Siim is extremely uncommon within the United States, rarely appearing on national popularity charts. Its history in the USA is intrinsically linked to migration, primarily from regions where the name is culturally established, like Estonia. Due to its unique spelling and pronunciation for American audiences, it maintains a distinct, foreign quality. As a result, Siim does not have a native historical trajectory within US naming traditions. Any usage usually signifies a direct preservation of heritage by families.


Name origin and meaning

Siim functions as a common derivative of the biblical name Simon, prevalent in certain North European linguistic traditions. The root meaning of Simon is often associated with the phrase "to hear" or "he has heard." Therefore, the core meaning carried by Siim relates to attentiveness and divine listening. This name represents a localized adaptation that simplifies the original two-syllable sound. While rooted in ancient tradition, its specific form is strongly tied to modern regional languages.


Name Identity: Gender Classification

Globally, Siim is identified exclusively as a masculine given name. Its usage is strongly concentrated in Northern Europe, particularly in Estonia where it is a very common and traditional male identifier. The phonetics and cultural context firmly establish Siim within the gender classification for boys and men. There is no significant evidence of this name being used as a feminine name or a unisex option in any major cultural region. Therefore, it is reliably considered a traditionally male name worldwide.


The Name Effect: Mood, Tone & Personality

Siim projects a distinctively crisp and modern mood due to its short, sharp sound. The name has an immediate, strong vibe, suggesting reliability and efficiency. It often conveys a feeling of grounded heritage and understated elegance rather than flashy playfulness. Its phonetic simplicity lends it a certain minimalist, almost techy tone when heard by non-native speakers. Overall, the mood is one of quiet strength and established tradition.


Unlocking the Hidden Meaning of Name: Siim

Your name is more than just a label - it holds a unique energy that influences your personality, destiny, and life path. Through numerology and astrology, we uncover the deeper meanings behind your name, revealing your strengths, challenges, and the energy you bring into the world.

Pythagorean Numerology: The Hidden Meaning of Name

Destiny number: 5 – The Freedom Seeker.
Keywords: Adventure, change, curiosity, independence, versatility.
Positive Traits: Adaptable, energetic, adventurous, progressive, dynamic.
Challenges: Can be reckless, restless, or avoid responsibility.
Life Path Meaning: A path of embracing change, exploration, and personal freedom.


Chaldean Numerology: Name Energy and Spiritual Insights

First name number: 9 - The Humanitarian.
Traits: Compassionate, idealistic, wise, selfless.
Strengths: Generous, charismatic, inspires others.
Challenges: Can be overly emotional, self-sacrificing, or struggle with boundaries.

The Cosmic Secret Code: What The Name Says About You

The name is linked to the planet that governs it, shaping the name's meaning and influencing the traits associated with it.
Planet: Mercury - Communication, Intelligence, Adaptability.
Mercury is the planet of intellect, speech, and agility. Names under Mercury’s influence often belong to individuals who are quick-witted, analytical, and articulate. They thrive in social interactions, learning environments, and dynamic situations where adaptability is key. These names tend to reflect intelligence, curiosity, and the ability to process information quickly.


Name days: Name Siim

This list shows name days in different countries where the name is written in the same form. The dates are based on traditional calendars and cultural name celebrations. If your name matches exactly, you can see when it is honored in various parts of the world.

Country Month Day Name days 
Estonia Estonia October 28 Siim, Siimo, Siimon, Siimu, Simmo, Simmu, Simun 




Siim a concise name of heritage and strength

Siim is a concisely powerful male name with origins tracing back to the biblical Simon, implying a meaning related to hearing. While maintaining a strong cultural presence in regions like Estonia, it remains extremely rare and heritage-driven in countries such as the USA. The name projects a mood of quiet strength and reliability, reflecting its deep traditional roots. For those who celebrate this heritage, Siim’s unique identity is formally recognized on October 28th in the Estonian calendar.


When Is Your Name Day?

Discover your name day quickly and easily with our name day search tool. Simply enter your name in the search box below, and you'll instantly see the exact date of your name day celebration. Find out when to celebrate and never miss a special occasion!
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