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Kim Jong-Un – Biography, Age, Wife, and Latest News

Harry Clarke Howard • 2026-07-18 • Reviewed by Daniel Mercer





Kim Jong Un: Biography, Age, Wife, Sister, Height, and Latest News (2025)

Kim Jong Un, the supreme leader of North Korea, has been at the center of global attention since inheriting power in 2011. His rule has been marked by an aggressive expansion of the country’s nuclear program, periodic diplomatic engagements, and a carefully cultivated personality cult. Yet despite his prominence, many basic facts about his life remain contested or unclear.

Born into the Kim dynasty, the youngest son of Kim Jong Il and his third wife Ko Yong Hui, Kim Jong Un was groomed for leadership from an early age. He took control of the Workers’ Party of Korea in 2011 and has since eliminated rivals, elevated his sister Kim Yo Jong, and continued his family’s authoritarian rule. His personal details—including his exact age, height, and health—are the subject of ongoing speculation.

This article compiles verified information from authoritative sources while clearly distinguishing what is established from what remains uncertain. It addresses the most common questions about North Korea’s third-generation leader.

Who Is Kim Jong Un? Biography and Rise to Power

Full Name: Kim Jong Un (김정은)
Born: c. 1982–1984 (exact date disputed, reported as 8 January)
Title: Supreme Leader of North Korea (since 2011)
Key Family Members: Father Kim Jong Il, Mother Ko Yong Hui, Sister Kim Yo Jong, Wife Ri Sol Ju
Height: 5’7″ (170 cm) — widely reported but unconfirmed by official sources
Key Political Development: Expanded nuclear weapons program and missile tests

Key Insights

  • Kim Jong Un inherited power at approximately age 27–29 after his father’s death in December 2011.
  • He is the third generation of the Kim family to rule North Korea, following Kim Il Sung and Kim Jong Il.
  • Kim Jong Un is widely believed to have been born between 1982 and 1984, but North Korean sources claim 1982.
  • His wife Ri Sol Ju married him around 2009 and has been publicly visible since 2012.
  • His sister Kim Yo Jong has become one of North Korea’s most powerful political figures.
  • Kim Jong Un has used nuclear and missile testing as a key strategy for international leverage.

Snapshot Facts

Attribute Value
Full Name Kim Jong Un (김정은)
Date of Birth c. 8 January 1982–1984 (disputed)
Age (as of 2025) Approximately 41–43 years old
Height Approx. 170 cm (5’7″) — unconfirmed
Title Supreme Leader of North Korea (2011–present)
Father Kim Jong Il (former supreme leader)
Mother Ko Yong Hui (opera singer)
Sister Kim Yo Jong (powerful official)
Wife Ri Sol Ju (married c. 2009)
Children At least three, details largely unknown

Kim Jong Un’s Family: Wife, Sister, Father, and Siblings

Who is Kim Jong Un’s wife?

Kim Jong Un married Ri Sol Ju in 2009, according to multiple reports. She was publicly introduced in 2012 when she appeared alongside him at military and cultural events. Ri Sol Ju is believed to have been born around 1989 and is the daughter of a high-ranking official. The couple has at least three children, including a daughter named Kim Ju Ae, who has been seen with her father at missile tests and military parades since 2022.

Uncertainty about Children

South Korean intelligence reports indicate three children, but the exact number, genders, and birth years are not independently confirmed. North Korean state media has never released official details.

Who is Kim Jong Un’s sister and what role does she play?

Kim Yo Jong, born around 1987, is the younger sister of Kim Jong Un. She has risen to become one of the most influential figures in the North Korean government, serving as a senior official in the Workers’ Party and frequently acting as a spokesperson and envoy. Her prominence is unprecedented for a female member of the Kim family. She has been involved in inter-Korean relations and is considered a potential successor if Kim Jong Un’s health were to decline.

Who are Kim Jong Un’s father and siblings?

His father, Kim Jong Il, ruled North Korea from 1994 until his death in 2011. Kim Jong Un’s mother, Ko Yong Hui, was a former opera singer and the third wife of Kim Jong Il. He has an elder brother, Kim Jong Chul (born 1981), who is not involved in politics, and a half-brother, Kim Jong Nam, who was assassinated in Malaysia in 2017. The killing is widely attributed to the North Korean regime, though Pyongyang has denied involvement.

Kim Jong Un’s Age, Height, Religion, and Health

What is Kim Jong Un’s real age and birth year?

North Korean state media officially lists his birth date as January 8, 1982. However, many international sources, including intelligence assessments, suggest he was born in 1983 or 1984. The discrepancy means his age in 2025 is approximately 41–43 years, but the exact figure remains unverified. This ambiguity is common for North Korean leaders, as the regime often manipulates biographical details for propaganda purposes.

How tall is Kim Jong Un?

Reported height estimates range from 5’5″ (165 cm) to 5’9″ (180 cm). The most commonly cited figure is 5’7″ (170 cm), but no official measurement has ever been released. Visual comparisons with other leaders and defector accounts form the basis of these estimates.

What is Kim Jong Un’s religion?

Very little is known about Kim Jong Un’s personal religious beliefs. North Korea officially promotes the Juche ideology, which is a state-sponsored philosophy of self-reliance, and the personality cult surrounding the Kim family. Organized religion is heavily restricted. Most analysts believe Kim Jong Un is either atheist or agnostic, but there is no credible evidence of any personal religious practice.

Kim Jong Un weight and health rumors

In 2024–2025, reports emerged that Kim Jong Un was suffering from obesity-related health issues, including high blood pressure, diabetes, and gout. Some sources estimated his weight at around 308 lbs (140 kg). These claims are based on analysis of photographs and intelligence reports, but no official confirmation exists. Speculation about heart problems or surgical procedures remains unsubstantiated.

Health Information Is Unverified

All health-related data about Kim Jong Un comes from indirect sources—photo analysis, defector testimony, and intelligence leaks. North Korean state media never discusses the leader’s health. Any claims should be treated as speculative.

Kim Jong Un News: Latest Updates and Nuclear Program in 2025

What is the latest news about Kim Jong Un?

As of early 2025, Kim Jong Un remains in control and continues to advance North Korea’s nuclear and missile capabilities. In 2026, tests of Tactical-Nuke Launchers were reported. The regime has also conducted a series of short-range ballistic missile tests, drawing condemnation from the United Nations and the United States. Meanwhile, Kim Yo Jong has taken on a more prominent public role, delivering statements on foreign policy.

Is Kim Jong Un still alive and in control in 2025?

Yes, all available evidence indicates that Kim Jong Un is alive and exercising full authority. Rumors of his death or incapacitation periodically surface but have consistently proven false. His public appearances, including at military parades and factory inspections, continue to be reported by state media.

What is the status of North Korea’s nuclear program under Kim Jong Un?

Under Kim Jong Un, North Korea has dramatically expanded its nuclear arsenal. The country has tested multiple nuclear devices and developed intercontinental ballistic missiles capable of reaching the United States. The regime has also tested tactical nuclear weapons designed for battlefield use. Diplomatic talks with the United States and South Korea have stalled, and the UN Security Council has imposed multiple rounds of sanctions.

Key Takeaway on Nuclear Strategy

Kim Jong Un views the nuclear program as essential for regime survival and international leverage. The tests serve both domestic legitimacy and foreign policy goals, making denuclearization a highly unlikely outcome under current conditions.

Key Events in Kim Jong Un’s Life

  1. c. 1982–1984 — Kim Jong Un is born to Kim Jong Il and Ko Yong Hui.
  2. 1990s–2000s — Educated in North Korea and reportedly in Switzerland.
  3. 2009 — Marries Ri Sol Ju (rumored).
  4. 2010 — Appointed to key positions in the Workers’ Party of Korea.
  5. December 17, 2011 — Kim Jong Il dies; Kim Jong Un becomes supreme leader.
  6. 2012 — Public debut of wife Ri Sol Ju; Kim Jong Un consolidates power.
  7. 2013 — Executes uncle Jang Song-thaek to eliminate rival faction.
  8. 2017–2019 — Major nuclear and missile tests; summits with US and South Korea.
  9. 2020–2025 — Further missile developments; rumored health issues; sister Kim Yo Jong rises in power.

What Is Known and What Remains Uncertain About Kim Jong Un?

Established Information Information That Remains Unclear
He was born in the early 1980s. Exact year and date are not independently confirmed.
His height is estimated between 5’5″ and 5’9″. No official measurement exists; estimates vary.
He is likely atheist or agnostic. No credible evidence of personal religious practice.
He has been overweight in recent years. Specific health diagnoses (heart problems, surgeries) are speculative.
He has at least three children. Number, genders, and names are not officially confirmed.

What Does Kim Jong Un’s Leadership Mean for North Korea?

Kim Jong Un’s leadership style combines brutal political consolidation, strategic nuclear ambition, and carefully controlled international engagement. Unlike his father, he has been more willing to engage in summit diplomacy, meeting with US presidents and South Korean leaders. He has purged potential rivals more aggressively than his predecessors, including the execution of his uncle Jang Song-thaek. His sister Kim Yo Jong’s prominence marks the first time a Kim woman has held such high political office. Economic reforms have been limited despite external pressure and sanctions. The nuclear program serves both domestic legitimacy and international bargaining power.

What Do Experts Say About Kim Jong Un?

“Current leader Kim Jong-un has consolidated his power, purging many top officials and continuing to boost the country’s nuclear capabilities.”

— Council on Foreign Relations (CFR)

“North Korean dictator Kim Jong-un’s rise to power, his objectives, and the United States’ military and diplomatic options for the Korean peninsula.”

— Brookings Institution

“Kim Jong-Un is a North Korean political official who succeeded his father, Kim Jong Il, as supreme leader of North Korea (2011– ) and the first…”

— Encyclopedia Britannica

What’s Next for Kim Jong Un?

Watch for further nuclear weapon or long-range missile tests in 2025. Potential leadership succession signals may emerge if health worsens or Kim Yo Jong’s role expands. International relations developments, including US/North Korea diplomacy and South Korea engagement, will be closely monitored. Possible economic changes or opening signals could also arise. For a broader perspective on the regime, read about Pablo Escobar and the dynamics of authoritarian power, or explore the intellectual legacy of Christopher Hitchens.

Frequently Asked Questions

Is Kim Jong Un still alive in 2025?

Yes, as of the latest reports in 2025, Kim Jong Un is believed to be alive and in control of North Korea.

How many children does Kim Jong Un have?

Reports indicate at least three children (two daughters and one son), but details remain unconfirmed by official sources.

What is Kim Jong Un’s net worth?

No reliable estimate exists; he controls state assets, but personal wealth is speculative.

Did Kim Jong Un attend school in Switzerland?

It is widely reported that he studied in Switzerland using a pseudonym, though North Korean state media has never confirmed this.

What happened to Kim Jong Un’s half-brother Kim Jong Nam?

Kim Jong Nam, the half-brother, was assassinated in Malaysia in 2017, widely believed to be ordered by the North Korean regime.

What is Kim Jong Un’s real name?

His full name is Kim Jong Un (also spelled Kim Jong Un or Kim Jong-Eun).

How tall is Kim Jong Un?

Height estimates range from 5’5″ to 5’9″, with 5’7″ being the most commonly cited figure.

Who is Kim Jong Un’s wife?

His wife is Ri Sol Ju, whom he married around 2009 and publicly introduced in 2012.

Does Kim Jong Un have a sister?

Yes, Kim Yo Jong, born around 1987, is his younger sister and a powerful political figure.

What is Kim Jong Un’s religion?

He is likely atheist or agnostic; North Korea promotes Juche ideology, not organized religion.



Additional sources

reefreview.net

Harry Clarke Howard

About the author

Harry Clarke Howard

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