If you’ve scrolled through TikTok recently, chances are you’ve landed on a video from one of the Kalogeras sisters — especially Sunday, the youngest with 15 million followers. Her name has sparked plenty of curiosity, because “Sunday” isn’t what her birth certificate says. Here’s the real story behind her name, her age, her sisters, and what we actually know about the family’s finances.
Real name: Kiriáki (Kailea) ·
Age (2025): 20 years old ·
TikTok followers: 15.2 million ·
Instagram followers: 5 million ·
Snapchat subscribers: 2.4 million
Quick snapshot
- Real name is Kiriáki, Greek for “Sunday” (Reddit – user discussion)
- Stage name “Sunday” used publicly (Instagram – official profile)
- Youngest of three sisters: Demitra (oldest), Eliana, Sunday (Famous Birthdays – celebrity database)
- Exact birth year (2003 vs 2004 vs 2005) – conflicting sources (Famous Birthdays)
- Kalogeras family net worth – no verified figures (TikTok – speculative claim)
- Whether “Kailea” is a family nickname or a separate legal name (Famous Birthdays)
- 2004/2005 – born as Kiriáki (Famous Birthdays)
- ~2020 – started posting on TikTok as “Sunday” (Famous Birthdays)
- 2023 – reached 10M TikTok followers (Famous Birthdays)
- 2024 – Reddit discussion revealed Greek origin of name (Famous Birthdays)
- Growing YouTube channel “Kalogeras Sisters” (8M+ subs) (HypeAuditor – analytics platform)
- Further brand deals and potential expansion beyond social media (HypeAuditor – analytics platform)
- More fan interest in personal details as following increases (HypeAuditor – analytics platform)
Here’s a breakdown of confirmed personal details about Sunday Kalogeras.
| Attribute | Value |
|---|---|
| Full name | Kiriáki Kalogeras (known as Sunday) |
| Nickname | Kailea (used by sister Demitra) |
| Age | ~20 (born 2004/2005) |
| Nationality | Greek-American |
| Zodiac sign | Not publicly confirmed (likely Aries or Taurus) |
| Known for | TikTok content, family vlogs on YouTube |
How do the three sisters compare on known attributes?
| Sister | Nickname | Age | Role |
|---|---|---|---|
| Demitra | Mia (Wikitubia – fandom wiki) | Not publicly confirmed | Eldest |
| Eliana | Markella (Wikitubia – fandom wiki) | Not publicly confirmed | Middle |
| Sunday | Kailea (Famous Birthdays – celebrity database) | ~20 (born 2004/2005) | Youngest |
What is Sunday’s real name, Kalogeras?
The name “Sunday” is not just a stage name — it’s the English translation of her birth name. According to a Reddit discussion (user forum, 2024), Sunday was born as Kiriáki, the Greek word for Sunday. The connection is straightforward: Kiriáki (often spelled Kyriaki) is a common Greek female name that literally means “of the Lord” but is culturally equated with Sunday, the Lord’s day.
For Greek-American audiences, the name Kiriáki carries deep cultural roots. Sunday’s choice to use the English equivalent makes her relatable to a global fanbase while preserving her heritage — a smart balancing act for a young influencer.
Why does Sunday Kalogeras go by Sunday?
She adopted “Sunday” when she started posting on TikTok around 2020. Her Instagram profile (official account) and all social handles use “Sunday.” It’s likely a natural translation of Kiriáki, easy to pronounce worldwide and memorable as a day of the week.
Why does Demitra call Sunday Kailea?
Her sister Demitra uses the nickname “Kailea” (sometimes spelled Kalia). According to the Wikitubia (fandom wiki), the sisters have formal Greek middle names — Demitra is “Mia” and Eliana is “Markella.” Sunday’s middle or nickname “Kailea” seems derived from Kiriáki, though the exact origin is unconfirmed. Fan speculation on TikTok suggests it’s a family pet name.
The implication: Sunday’s name is a layered identity — a legal Greek birth name, a stage name that translates it, and a family nickname that softens it further. For followers trying to pin down “who she really is,” there are multiple authentic versions.
Who is the oldest Kalogera sister?
The birth order is clear: Demitra is the oldest, followed by Eliana, and Sunday is the youngest. This is confirmed by Famous Birthdays (celebrity profile) and the Wikitubia page (fandom wiki) for the Kalogeras Sisters channel. Demitra likely takes on the big-sister role in their family vlogs, while Sunday is the playful youngest.
Birth order isn’t just trivia — it shapes their on-screen dynamic. Demitra as the eldest carries more responsibility in content planning, while Sunday’s younger energy drives viral moments. Fans who ask “who is the best sister” are really asking which personality resonates most.
Who is the best Kalogera sister?
Subjective, but Reddit threads (fan discussions) show divided opinions. Some prefer Demitra’s confident eldest-sister energy, others like Eliana’s middle-ground calm, and many adore Sunday’s fun-loving style. No objective “best” exists — each sister has carved her niche.
What this means: The “best sister” debate is really a reflection of how well the trio has differentiated themselves as content creators, giving viewers a choice rather than a single persona.
How old is Sunday from the Kalogeras sisters?
Sunday was reportedly born in 2004 or 2005, making her roughly 20 years old in 2025 (Famous Birthdays, age 23 as of 2025). The discrepancy — Famous Birthdays lists her as 23 (born 2003) — means her exact birth year remains unconfirmed. No official document or interview has settled it.
How old is Demitra Kalogera?
Demitra’s age is not publicly available from reliable sources. She is older than Eliana and Sunday, but no verified birth date exists. Wikitubia (fandom wiki) lists Demitra’s full name but not her age.
The catch: Without official records, ages for all three sisters rely on self-reported or third-party estimates, which may shift. The only certainty is the birth order.
Who is the best Kalogera sister?
As noted, fan opinion varies. A TikTok search (user content) shows viewers often pick a favorite based on which sister they relate to most. Demitra is seen as the leader, Eliana the stylish one, Sunday the energetic comic relief. The “best” label is marketing gold for the channel — it keeps engagement high.
The pattern: The sisters have turned subjective preference into a strength by not competing directly, each owning a distinct on-camera role.
How much money does the Kalogeras family have?
No verified net worth figure exists for the Kalogeras family. Speculation runs wild: a TikTok video (user-generated claim) pegs Sunday’s net worth at $1 million, while a YouTube video (third-party estimate) claims the three sisters have a combined $280 million — a figure widely dismissed by fans as unrealistic. A Reddit discussion (fan speculation) suggests the parents are affluent (father a businessman), but provides no evidence.
HypeAuditor (analytics platform) estimates the Kalogeras Sisters YouTube channel earns about $15,324 per 30 days from advertising — a modest figure that suggests the family’s income comes largely from brand deals and merchandise, not channel ad revenue alone.
Why this matters: Net worth curiosity is common for rising influencers, but without transparency, numbers become clickbait. The Kalogeras sisters themselves have not addressed these figures, leaving the vacuum to be filled by guesswork.
youtube.com, randall-travel-award.missouri.edu, famousbirthdays.com, tiktok.com, reddit.com, tiktok.com
Frequently asked questions
Is Sunday Kalogeras Greek?
Yes, she is of Greek descent, born in Edmonton, Canada (Famous Birthdays).
What is the meaning of Kiriáki?
Kiriáki (or Kyriaki) is a Greek female name meaning “of the Lord,” culturally associated with Sunday (Reddit explanation).
Does Sunday Kalogeras have a boyfriend?
Not publicly confirmed. She has not posted about a relationship on verified accounts.
Where does the Kalogeras family live?
Based on the sisters’ content, they appear to live in Edmonton, Canada, but exact location is private.
How many followers does Sunday Kalogeras have on TikTok?
Approximately 15.2 million followers as of early 2025 (Instagram bio references).
Why did Sunday Kalogeras change her name?
She adopted the English translation “Sunday” from her Greek birth name Kiriáki to make it more accessible to a global audience.
Are the Kalogeras sisters close?
Yes, they run a joint YouTube channel and appear together frequently, suggesting a strong family bond (Wikitubia).
Confirmed facts
- Real name Kiriáki; stage name Sunday (Reddit – user discussion)
- Demitra calls her Kailea (Wikitubia – fandom wiki)
- Youngest of three sisters (Famous Birthdays – celebrity database)
- Greek-Canadian background (Famous Birthdays)
What’s unclear
- Exact birth year (2003 vs 2004 vs 2005)
- Family net worth (no verified figures)
- Whether “Kailea” is a legal middle name
- Which sister fans truly consider “best”
Sunday’s real name is Kiriáki — it’s literally the Greek word for Sunday. That’s why she goes by Sunday.
— Reddit user (r/LAinfluencersnark, 2024)
I’m Sunday! Welcome to my channel.
— Sunday Kalogeras, TikTok bio (via Instagram cross-post)
The Kalogeras Sisters channel features three Greek-Canadian sisters: Sunday ‘Kailea’, Demitra ‘Mia’, and Eliana ‘Markella’.
— Wikitubia (Fandom wiki, 2024)
For any fan trying to understand who Sunday Kalogeras really is, the answer is layered: she’s Kiriáki by birth, Sunday by choice, and Kailea to family. The Kalogeras sisters have built a thriving online presence by making their Greek heritage part of their brand — but the exact details of their ages, wealth, and personal lives remain partly in the shadows. For the casual TikTok scroller, the takeaway is simple: trust the names, question the net worth rumors, and enjoy the content for what it is — three sisters having fun.
Related reading: Benson Boone: Biography, Relationships, and Facts (2025) · Maggie Baugh Age, Band Role, Father, and Life Facts
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Noah Gagnon is Senior Regional Reporter at Kelowna Daily, covering breaking stories and community news across the Okanagan.