Fitzroy or FitzRoy is a patronymic surname derived from the Anglo-Norman Fi(t)z, meaning "son of", and Roy, meaning "king". The name implied the original bearer was a son of the king. Notable individuals with the surname include Cecil Fitzroy, a New Zealand politician; Edi Fitzroy, a Jamaican reggae singer; Emily Fitzroy, an English actress in the USA; Maurice Fitzroy, an English cricketer; Nancy Deloye Fitzroy, an American engineer; Olga Fitzroy, a German-born British politician and sound engineer; and Robert FitzRoy, a Royal Navy officer and the Captain of HMS Beagle. These individuals have made significant contributions within their respective fields, leaving a lasting impact on the world. The Fitzroy surname carries a legacy of talent and accomplishment across various domains, reflecting the diverse and impactful nature of its bearers.

Sir Fitzroy Edward Kelly (1796-1880) was an English commercial lawyer, Tory politician, and judge, known as the last Chief Baron of the Exchequer. Born in London to a Royal Navy captain and novelist Isabella Kelly, he gained a reputation as a skilled special pleader and was called to the bar by Lincoln's Inn in 1824. A strong Tory, he served as a Member of Parliament for various constituencies and was appointed Solicitor General and Attorney General at different times. Kelly handled a variety of legal cases, including a notorious criminal poisoning trial, and was involved in the consolidation of English law statutes. In 1858, he became Attorney General in Lord Derby's second ministry and was later raised to the bench as the last Chief Baron of the Exchequer. Sir Fitzroy Kelly passed away in 1880 at the age of 83 and was buried in Highgate Cemetery. A prominent figure in English law and politics, his legacy continues to be remembered.

Fitzroy Hemphill (21 November 1860–1930) was a British baron and Liberal Party politician. He succeeded his brother to the barony on 26 March 1918. In addition to his political career, he was a barrister of the Middle Temple and served as a justice of the peace for County Galway. Fitzroy also held the position of captain in the 2nd battalion King's Own Scottish Borderers and was a representative member of London's Territorial Force. He was a Justice of the peace in Galway, Ireland, and a 'Chevalier' of the Legion of Honour. His mother was Augusta Stanhope, the daughter of the Hon. Sir Charles Francis Stanhope. Fitzroy Hemphill married Mary Martyn on 27 February 1897, and they had one son, Martyn, who succeeded his father to the barony. To learn more about Fitzroy Hemphill, you can refer to the work cited in Debrett's Peerage and Titles of courtesy by Arthur G. M. Hesilrige (1921).

Fitzroy Bertram Crozier, born on 28 November 1936, is a former cricketer known for his remarkable career in first-class cricket for Ceylon from 1957 to 1967. Hailing from Colombo, he attended Royal College and led the First XI in 1956. As a slow left-arm orthodox spin bowler, he represented Ceylon in the Gopalan Trophy match in 1956–57 and later surprised many with his selection in the Ceylon side's tour to Pakistan in 1966–67. Despite Pakistan's dominance in the series, Crozier's exceptional performance stood out, claiming 14 wickets for 372 at an average of 26.57. Notably, he secured 6 for 135 in Pakistan's first innings in the initial match and 7 for 133 in their only innings in the third match, showcasing his bowling prowess. Additionally, he displayed his batting skills, top-scoring with 57 as an opening batsman in the second innings of the second match. After his cricketing career, Crozier relocated to Australia. In September 2018, he was honored by Sri Lanka Cricket along with 48 other former cricketers for their contributions before Sri Lanka gained full membership in the International Cricket Council (ICC).

Fitzroy Hutton (1894–1975) was a distinguished Royal Navy officer known for his remarkable leadership during World War II. He first gained recognition as the commanding officer of the light cruiser Penelope from 1936 to 1939. His exceptional leadership skills led to his subsequent command of the renowned aircraft carrier HMS Hermes (95) from 1939 to 1940. Hutton's expertise and strategic insight were further acknowledged when he assumed the role of Chief of Staff for the Commander-in-Chief, China, from 1940 to 1941. His significant contributions and unwavering dedication during this pivotal period in history have left an indelible mark on the naval forces. Hutton's legacy continues to inspire and exemplify the valor and leadership displayed by the Royal Navy during World War II.