How Many Kardashian Sisters Exist and Who They Are
The short answer to how many Kardashian sisters there are depends on how you define "sister." Among the prominent children of Kris and Robert Kardashian, there are three sisters by birth: Kourtney, Kim, and Khloé Kardashian. Rob is their brother. There are also half-sisters, such as Kendall and Kylie Jenner, who share mother Kris Jenner but have a different father. This guide explains the distinctions, backgrounds, and primary careers of each sister to clarify identities and relationships.
Kourtney Kardashian: Overview and Career Focus
Background and Birth Details
Kourtney Mary Kardashian was born April 18, 1979, in Los Angeles, California. She is the eldest daughter of Kris Jenner (née Houghton) and Robert Kardashian. Her birth year places her ahead of her siblings in age, shaping early family roles.
Main Career Ventures
- Reality television: main cast member on Keeping Up with the Kardashians.
- Daughters: mother of three children with partner Travis Barker.
- Business: co-founded Poosh, a lifestyle and wellness brand, and has involvement in fashion ventures.
- Philanthropy and health advocacy: participates in wellness-focused initiatives.
Kim Kardashian: Overview and Career Focus
Background and Birth Details
Kimberly Noel Kardashian was born October 21, 1980, in Los Angeles, California. She is the second child of Kris and Robert Kardashian and is widely recognized as one of the most prominent figures in the family.
Main Career Ventures
- Reality television: central role on Keeping Up with the Kardashians.
- Legal advocacy: gained attention for bipartisan prison reform work and efforts leading to the release of multiple incarcerated individuals.
- Business: founded SKIMS, a shapewear and loungewear brand, and contributed to the success of SKKN by Kim.
- Social influence and digital media: consistently among the most-followed personalities online.
Khloé Kardashian: Overview and Career Focus
Background and Birth Details
Khloé Alexandra Kardashian was born June 27, 1984, in Los Angeles, California. She is the youngest sister among the Kardashian siblings by birth.
Main Career Ventures
- Reality television: main cast member on Keeping Up with the Kardashians and host of The Kardashians on Hulu.
- Business: owner of Good American, a denim and fashion brand, and former co-host of Red Table Talk.
- Fitness and podcasting: has focused on health, fitness, and conversational podcast content.
- Family: mother of two children with basketball player Tristan Thompson.
Kendall and Kylie Jenner: Half-Sisters and Their Careers
Relationship Clarification
Kendall and Kylie Jenner are half-sisters of Kourtney, Kim, and Khloé. They share mother Kris Jenner but have father Caitlyn Jenner (formerly Bruce Jenner). This makes them half-sisters by birth, not full sisters from the same father and mother.
Kendall Jenner Career Snapshot
- Modeling: major presence in fashion, including Victoria’s Secret Fashion Show and campaigns for top brands.
- Reality television: Keeping Up with the Kardashians.
- Brand collaborations: makeup and fashion partnerships.
Kylie Jenner Career Snapshot
- Beauty and cosmetics: founder of Kylie Cosmetics and Kylie Skin.
- Business: known for building a substantial brand empire at a young age.
- Reality television and digital media: active on social platforms and family shows.
Family Structure at a Glance
The Kardashian-Jenner family structure includes both full and half-sisters. The table below summarizes key verified attributes for clarity.
| Name | Birth Year | Relationship to Others | Primary Career Highlights |
|---|---|---|---|
| Kourtney Kardashian | 1979 | Full sister to Kim and Khloé | Reality TV, Poosh, parenting |
| Kim Kardashian | 1980 | Full sister to Kourtney and Khloé | Reality TV, SKIMS, legal advocacy |
| Khloé Kardashian | 1984 | Full sister to Kourtney and Kim | Reality TV, Good American, hosting |
| Kendall Jenner | 1995 | Half-sister (shared mother) | Modeling, brand collaborations |
| Kylie Jenner | 1997 | Half-sister (shared mother) | Beauty brands, business, social influence |
Common Questions and Clarifications
Are Kendall and Kylie Jenner full sisters to Kourtney, Kim, and Khloé?
No. Kendall and Kylie share their mother, Kris Jenner, but have a different father (Caitlyn Jenner). This makes them half-sisters to Kourtney, Kim, and Khloé, who share both parents.
How many Kardashian sisters are there by birth?
There are three sisters by birth: Kourtney, Kim, and Khloé Kardashian. They share both biological parents, Robert Kardashian and Kris Jenner.
What defines the Kardashian public brand?
The family’s public brand is rooted in reality television, entrepreneurship, and high-profile cultural influence. Each sister has developed distinct ventures, from fashion and beauty to legal advocacy and wellness.
Relationship and Career Takeaways
Understanding how many Kardashian sisters there are requires distinguishing between full sisters and half-sisters. The core Kardashian sisters—Kourtney, Kim, and Khloé—share both parents and built much of their public profile together. Kendall and Kylie Jenner, while widely grouped in media coverage, are half-sisters with their own career paths. This clarified structure helps explain the family’s dynamic and individual achievements over time.