Birth dates and current ages
Prince William was born on 21 June 1982. Prince Harry was born on 31 August 1984. As of 2026, William is 44 years old, and Harry is 41 years old. The table below summarizes these verified details and related milestones.
| Attribute | Verified Detail | Source Type |
|---|---|---|
| Date of birth (William) | 21 June 1982 | Official royal biography |
| Date of birth (Harry) | 31 August 1984 | Official royal biography |
| Age in 2026 (William) | 44 | Calculated from birth date |
| Age in 2026 (Harry) | 41 | Calculated from birth date |
| Order in line of succession (William) | Longest-serving heir | Official succession records |
| Order in line of succession (Harry) | Previously fifth, currently sixth | Official succession records |
Age difference and sibling relationship
Harry is almost two and a half years younger than William. This age gap situates their careers and public roles in distinct institutional contexts: William as the elder future king, and Harry as a younger sibling who has pursued separate charitable and media paths. Their relationship has shaped several high-profile decisions, including stepping back from senior duties and relocating abroad.
Quick comparison at a glance
- William: born 21 June 1982; elder by ~2 years 2 months
- Harry: born 31 August 1984; younger sibling, fifth-to-sixth in succession
- As of 2026: William 44, Harry 41
- Both attended different educational paths before military service
- William assumed longer-term preparatory duties; Harry pursued global advocacy and media projects
Key biographical milestones
Major moments in their lives frame how their ages align with institutional expectations. These milestones include education, military service, charitable launches, and family formation. Understanding these events in relation to their ages clarifies roles and transitions over time.
| Date or Period | Event | Why It Matters |
|---|---|---|
| 1991 (age 9) | William visits Wales for first official engagement | Early public exposure |
| 2003–2008 (ages 21–26) | William attends St Andrews; Harry attends Sandhurst | Education and military training foundations |
| 2011 (age 29) | William marries Catherine Middleton | Starts future kingship responsibilities |
| 2018 (age 33) | Harry marries Meghan Markle | Expands global charitable focus and media engagement |
| 2020 (ages 37–35) | Harry and Meghan step back as senior working royals; move to North America | Shift in public roles and operational bases |
| 2023–2025 | Charities, Invictus Games, mental health advocacy | Consolidation of long-term projects independent of senior title constraints |
Context for long-term public roles
Age and succession planning influence how duties are distributed. As William approaches his mid-40s, he is increasingly engaged in preparedness activities alongside Catherine and with senior working royals. Harry, at 41, continues to focus on initiatives developed post-Sussex relocation, including veterans’ programs and media ventures. Neither trajectory is new; both have been consistent themes across their adult lives.
Operational readiness vs. independent work
William’s timeline shows gradual assumption of future-king preparation: longer-term engagements, constitutional understanding, and diplomatic hosting. Harry’s path has emphasized global advocacy, digital media, and philanthropic scaling outside strictly royal structures. Their ages contextualize where these efforts sit within broader career spans, rather than signaling abrupt change.
Family and next-generation planning
Both have children, which brings generational continuity into sharper focus. William’s children’s education and visibility align with traditional preparation patterns. Harry and Meghan’s children live partly outside the UK, reflecting a different balance between royal legacy and private life. Ages and family structures are stable data points useful for long-term analysis.
Succession clarity today
William is the primary heir with a clearly defined, long-standing preparatory schedule. Harry remains a senior working royal with an established portfolio of charitable initiatives and professional projects. Public documentation supports these arrangements consistently across official statements and biographies.
Common questions, clearly answered
Readers frequently seek straightforward, factual comparisons and reference points. The following points consolidate recurring queries using age-linked context.
- Who is older, William or Harry? William is older by approximately two years two months.
- What are their ages in 2026? William is 44; Harry is 41.
- Did their ages affect succession order? Birth order determines succession; Harry remains sixth as of current updates.
- How has age related to role changes? Major decisions, such as stepping back, occurred at specific ages (mid-30s), consistent with personal timelines.
- Do sources confirm birth dates? Yes, multiple royal biographies and official records corroborate these details.