Prince Louis Age in 2025: Birth Date and Current Age
As of 2025, Prince Louis of Cambridge is 6 years old. He was born on 23 April 2018, making him the third child and second son of William, Prince of Wales, and Catherine, Princess of Wales. He is the fifth in line to the British throne, following his grandfather King Charles III, his father, and his older siblings Prince George and Princess Charlotte. This profile outlines his verified birth date, current age at key points in 2025, and his place in the line of succession.
Birth and Early Life
Date and Place of Birth
Prince Louis Arthur Charles was born on 23 April 2018 at St Mary's Hospital in London, England. His birth was announced by his father, then Duke of Cambridge, to staff at the hospital. He weighed 8lb 1oz (3.6kg) and was described as healthy by medical staff. His name was announced a day after his birth, continuing the family tradition of announcing royal births in a formal yet personal manner.
Christening and Public Appearances
Prince Louis was christened on 9 June 2018 at St James's Palace, alongside his siblings Prince George and Princess Charlotte. His godparents have not been officially named in public announcements, consistent with the family's approach to protecting the identities of some members of the inner circle. Limited public appearances in his early years were typically brief and focused on family engagements, with more structured royal duties beginning in later childhood.
Current Age in 2025
In April 2025, Prince Louis turned 7 years old on 23 April. For most of 2025, he remains 7 years old until his birthday at the end of the month. By December 2025, he will continue to be 7 years old, having not yet reached his eighth birthday on 23 December 2025. His age progression can be summarized by milestones across the year:
| Period in 2025 | Age | Reference Date |
|---|---|---|
| January–April 2025 (before birthday) | 6 years old | 1 January 2025–22 April 2025 |
| From 23 April 2025 | 7 years old | 23 April 2025 onward |
Line of Succession and Family Context
Prince Louis is the fifth in line to the British throne, reflecting the order of birth among his father's siblings and their children. His position in the succession is secure and unaffected by any future changes in title unless extraordinary circumstances alter the established line. Understanding his age and birth date helps contextualize his place in the royal family's timeline:
- 1) King Charles III (grandfather)
- 2) William, Prince of Wales (father)
- 3) Prince George of Wales (older brother)
- 4) Princess Charlotte of Wales (older sister)
- 5) Prince Louis of Wales (younger brother)
Verification and Reliable Sources
Information about Prince Louis's birth date and age is sourced from official announcements and reputable news organizations present at the time of his birth and subsequent royal records. Public records, hospital statements, and palace communications have consistently confirmed 23 April 2018 as his date of birth. When assessing age or biographical details, using multiple authoritative sources ensures accuracy over time.
Everlasting Context: Royal Childhood and Public Interest
Prince Louis's public profile has remained relatively low compared to some of his predecessors at the same age, with measured appearances and a focus on family life. Interest in his age and milestones typically increases around key events such as starting school, significant royal tours, or public engagements. Because birth dates are fixed, age calculations remain consistent and can be verified at any point using reliable sources.
As 2025 continues, Prince Louis remains a private but recognized member of the royal family, with his age and developmental stages tracked by media and royal watchers. Updated calculations in future years are as simple as incrementing from his verified birth date without ambiguity.