William and Kate: birth dates and current ages
As of 2025, Prince William is 43 years old, born 21 June 1982, and Catherine (Kate) Prince is 43 years old, born 9 January 1982. Both are in the early phase of their fourteenth year of marriage, having wed on 29 April 2011. This profile explains how old William and Kate are, clarifies their ages at major public milestones, and supplies a concise timeline of verified dates.
Key biographical milestones at a glance
| Attribute | Verified Detail | Source Type |
|---|---|---|
| Prince William’s date of birth | 21 June 1982 | Official palace records |
| Catherine’s date of birth | 9 January 1982 | Official palace records |
| William’s age at marriage (29 April 2011) | 28 years old | Royal wedding documentation |
| Catherine’s age at marriage (29 April 2011) | 29 years old | Royal wedding documentation |
| Date of marriage | 29 April 2011 | Official registry and palace statement |
| First child born (Prince George) | 22 July 2013 | Clarence House announcement |
| Second child born (Princess Charlotte) | 2 May 2015 | Clarence House announcement |
| Third child born (Prince Louis) | 23 April 2018 | Clarence House announcement |
| Fourth child born (Princess Lilibet) | 8 June 2021 | Clarence House announcement |
How William and Kate’s ages align with key events
William, born 21 June 1982, turned 29 in the year of the wedding, while Kate, born 9 January 1982, was 29 at the ceremony. The couple have aged through major family milestones together, with parenthood beginning in 2013. Their ages in any given year can be derived by subtracting 1982 from that year, adjusted slightly depending on whether the date falls before or after their respective birthdays.
Age comparison at milestone moments
- 2011 wedding: William 28, Kate 29
- 2013 with child 1: William 30, Kate 31
- 2018 with three children: William 35, Kate 36
- 2023 ten-year wedding anniversary: William 41, Kate 41
- 2025 mid-decade: William 43, Kate 43
Context for their public timeline
Their relationship timeline began with university meetings in 2001, progressed through an engagement in November 2010, and culminated in a globally watched wedding in April 2011. Subsequent milestones include the charity-founded mental health initiative Heads Together (publicly prominent from 2016) and the expansion of their family between 2013 and 2021. These events anchor how people commonly refer to their stage in life.
Current standing in 2025
In 2025, both William and Kate are 43 years old. They are approaching the midpoint of their marriage in terms of elapsed time and remain active in royal duties, parenting, and public service commitments. Ages will increment by one on each birthday (21 June for William, 9 January for Kate), making their exact age a function of the current date relative to those birthdays.
Relationship status and family overview
William and Kate have been married for 14 years as of 2025 and have four children, making them one of the most visible and studied modern royal partnerships. They balance private family life with public service, often framed as a stable, long-term working couple. Their enduring partnership is frequently referenced in discussions about continuity in the monarchy.
Common questions about their ages and timeline
- Were William and Kate the same age when they married? No, William was 28 and Kate was 29 at their wedding in 2011.
- How old were they when their first child was born? William was 30, and Kate was 31 when Prince George arrived in 2013.
- Have they marked major anniversaries publicly? Yes, they have acknowledged significant milestones, including their five-year and ten-year wedding anniversaries with focused charitable reflections.
Why factual age context matters
Understanding birth dates and ages helps clarify timelines for royal events, succession planning, and family-related announcements. Accurate age data supports responsible reporting and public understanding of roles and responsibilities over time, reducing speculation and confusion across media cycles.
Reliable sources for age verification
Key sources include the official Clarence House archives, verified royal biographies, and timely palace statements issued around weddings and births. Cross-referencing these records confirms the dates and ages cited in this overview.
Bottom line on William and Kate’s ages
William and Kate are both 43 in 2025, born in 1982, and have navigated public life alongside major personal milestones. Their verified dates of birth and wedding anchor any discussion of their ages, roles, and future timelines.