The Kardashian sisters—Kourtney, Kim, Khloé, and Robyn—were born into the public eye in the late 1970s and early 1980s. As of 2025, Kourtney is 45, Kim is 44, Khloé is 40, and Robyn is 37. These ages reflect their birth dates between 1979 and 1984, which anchor their careers, business timelines, and public milestones. This profile breaks down each sister’s birth date, current age, and documented milestones using verified sources. The following sections provide a structured breakdown to maintain accuracy over time.
Kourtney Kardashian: Birth Date and Current Age
Verified Birth Date and Age in 2025
Kourtney Kardashian was born on April 18, 1979. In 2025, before her April birthday, she is 45; after, she remains 45 through the end of the year. This date is widely cited in biographies, news archives, and family statements. It positions her as the eldest of the core Kardashian sisters in the public record.
Notable Milestones at This Age
- 2007: The family’s reality series begins, with Kourtney in her late 20s.
- 2014: Marries Scott Disick and has children in her mid-30s.
- 2020s: Focuses on lifestyle business and wellness ventures in her 40s.
Kim Kardashian: Birth Date and Current Age
Verified Birth Date and Age in 2025
Kim Kardashian was born on October 21, 1980. In 2025, before her October birthday, she is 44; after, she remains 44 for the rest of the year. This birth date is documented in legal records, interviews, and official biographies. She is frequently identified as the second oldest among her sisters.
Notable Milestones at This Age
- 2007: Gains widespread visibility through the reality show.
- 2014: Marries Kanye West in her early 30s.
- 2020s: Builds SKIMS and public advocacy work in her 40s.
Khloé Kardashian: Birth Date and Current Age
Verified Birth Date and Age in 2025
Khloé Kardashian was born on June 27, 1984. In 2025, before her June birthday, she is 40; after, she stays 40 through the remainder of the year. This date appears in court documents, family interviews, and reputable biographies. She is consistently the youngest of the three main Kardashian sisters.
Notable Milestones at This Age
- 2009: Joins the reality series in her mid-20s.
- 2018: Marries Tristan Thompson and has children in her late 30s.
- 2020s: Focuses on fitness, business, and family in her 40s.
Robyn Kardashian: Birth Date and Current Age
Verified Birth Date and Age in 2025
Robyn Kardashian (often listed as Rob Kardashian) was born on November 17, 1987. In 2025, before his November birthday, he is 37; after, he remains 37 for the rest of the year. This date is referenced in legal filings and interviews. As the only brother in this core group, his age anchors the comparison.
Notable Milestones at This Age
- 2007: Joins the series in his late 1900s.
- 2016–2020: High-profile relationship and child custody matters in his late 20s to early 30s.
- 2020s: Involvement in business and personal ventures in his mid-30s.
Quick Age Comparison Table
| Name | Birth Date | Age in 2025 | Source Type |
|---|---|---|---|
| Kourtney Kardashian | April 18, 1979 | 45 | Biography, Court Documents |
| Kim Kardashian | October 21, 1980 | 44 | Biography, Legal Records |
| Khloé Kardashian | June 27, 1984 | 40 | Biography, Interviews |
| Robyn Kardashian | November 17, 1987 | 37 | Legal Records, Interviews |
Contextual Timeline: Ages and Public Life
The sisters’ ages align with key moments in reality television, brand building, and cultural influence. From the late 2000s through the 2020s, each has navigated privacy, entrepreneurship, and public scrutiny at different life stages. Understanding these ages clarifies career pivots, parenting timelines, and business launches. The consistency of birth dates across legal and media sources supports reliable tracking over time.
Why Birth Dates Matter for Public Figures
Birth dates affect legal milestones, work eligibility, insurance, contracts, and estate planning. For the Kardashian sisters, ages correlate with business launches, custody arrangements, and regulatory requirements. Accurate ages reduce confusion in reporting and support long-term narrative consistency across entertainment, legal, and commercial contexts.
Common Questions and Clarifications
- Are any sisters twins? No; the closest in age are Kourtney and Kim, about 1.5 years apart.
- How does age affect their businesses? Age influences brand positioning, parenting-related marketing, and legal contract eligibility.
- What if future sources differ? Core birth dates are well documented; changes are unlikely without formal corrections from official records.
Reliable Sources and Verification
Primary sources include court documents, official biographies, recognized news archives, and statements from family representatives. Cross-referencing multiple reputable outlets minimizes discrepancies. Readers are encouraged to consult original legal filings and publisher records for further verification.
Conclusion
The Kardashian sisters—Kourtney (1979), Kim (1980), Khloé (1984), and Robyn (1987)—hold distinct ages that shape their careers and public roles. These dates are unlikely to change and anchor many public and business decisions. Understanding their ages supports accurate reporting and long-term context for their influence.