Allan Pinkerton (1819–1884) was a Scottish-American detective, spy, and abolitionist, best known for establishing the Pinkerton National Detective Agency in the United States. He gained attention for allegedly thwarting a plot to assassinate president-elect Abraham Lincoln in 1861. Pinkerton provided military intelligence to the Union Army during the Civil War, although his estimates of Confederate troop strength were often inaccurate. He was born in Glasgow, Scotland, and later emigrated to the United States, where he became involved in criminal detective work and established his detective agency, known for its business insignia, "We never sleep." Pinkerton's agency played a significant role in solving train robberies and working as strikebreakers during labor disputes. During the Civil War, Pinkerton served as head of the Union Intelligence Service, providing intelligence and conducting counterintelligence missions in the South. Despite his contributions, historians have criticized the quality of intelligence provided by Pinkerton to the Union Army. His work laid the foundation for the establishment of the Federal secret service and the U.S. Secret Service. Allan Pinkerton's legacy as a pioneering detective and intelligence operative continues to be remembered in the annals of American history.

Allan Wade Houston, born on April 20, 1971, is a former professional basketball player known for his illustrious career in the National Basketball Association (NBA) from 1993 to 2005. During his nine seasons with the New York Knicks, Houston was a pivotal member of the team, contributing to their 1999 NBA Finals appearance. Notably, he earned two NBA All-Star Team selections and clinched a gold medal at the 2000 Summer Olympics as part of the U.S. men's basketball team.Houston's basketball journey began at Ballard High School in Louisville, Kentucky, where he showcased his talent and later continued to excel at the University of Tennessee, becoming the school's all-time leading scorer. Following a successful college career, Houston was selected by the Detroit Pistons in the 1993 NBA draft before joining the New York Knicks in 1996 as a free agent.Throughout his career, Houston was celebrated for his exceptional three-point shooting abilities and significant contributions on the court. Despite enduring injury setbacks, including knee problems that led to his retirement in 2005, Houston's impact on the Knicks and the NBA was substantial. Post-retirement, he continued his involvement with the Knicks, serving as a special assistant to the general manager and assuming the role of general manager for the Knicks' G League team, the Westchester Knicks.Allan Houston's enduring legacy in the world of basketball is marked by his on-court achievements, including his pivotal role in

Allan John Melvin (February 18, 1923 – January 17, 2008) was a prolific American actor and impressionist, known for his versatile roles in television series from the 1950s through the early 1990s. He made notable appearances in popular shows such as The Andy Griffith Show, My Favorite Martian, The Phil Silvers Show, Gomer Pyle, USMC, The Brady Bunch, All in the Family, and Archie Bunker's Place. Melvin also lent his voice to iconic cartoon characters like Tyrone the Bulldog in The Secret Lives of Waldo Kitty, Magilla Gorilla, and Drooper on The Banana Splits. His career took off after securing the role of Corporal Steve Henshaw on The Phil Silvers Show, and he later demonstrated his acting range through various guest appearances on The Andy Griffith Show, The Dick Van Dyke Show, and Perry Mason. He also gained recognition for his roles in commercials, including as Al the Plumber for Liquid-Plumr drain opener. Melvin's voice acting career extended into the '80s and '90s, with his final work in Scooby-Doo! in Arabian Nights. Sadly, he passed away from cancer at the age of 84. Allan Melvin's contributions to television and animation have left a lasting legacy in the entertainment industry.

Allan Octavian Hume, CB ICS, was a British political reformer, ornithologist, civil servant, and botanist who played a pivotal role in the Indian National Congress. He advocated for Indian self-rule and independence, positioning himself as a proponent of Indian self-governance. Hume's significant contributions to ornithology led to him being dubbed "the Father of Indian Ornithology." His work during the Indian Rebellion of 1857 and subsequent reforms in the district of Etawah were instrumental in restoring peace and order. Despite rising in the ranks of the Indian Civil Service, Hume was bold and outspoken in questioning British policies in India, which ultimately led to his removal from the Secretariat. In addition to his political and administrative endeavors, Hume founded the journal Stray Feathers and amassed a vast collection of bird specimens. Following the loss of his ornithological manuscripts, he shifted his focus to Indian self-governance and continued to support the Indian National Congress from London. Furthermore, Hume maintained an interest in English botany and established the South London Botanical Institute towards the end of his life. Born in Westminster, London, Hume's early education and influences shaped his future endeavors, ultimately leading him to make significant contributions to both Indian politics and the field of ornithology.

Allan Carr, born Allan Solomon, was a celebrated American producer and manager of stage and screen. His career was filled with accolades, including a Tony Award, two People's Choice Awards, and the title of Producer of the Year by the National Association of Theatre Owners. Carr's journey began in Chicago, where he invested in Broadway and film productions, eventually founding the talent agency Allan Carr Enterprises. His management roster included renowned names like Tony Curtis, Ann-Margret, and Joan Rivers. Carr's pivotal role in the success of iconic films like "Grease" and "Saturday Night Fever" solidified his status in the entertainment industry. Notably, he also discovered and managed talents such as Mark Hamill, Michelle Pfeiffer, and Steve Guttenberg. Despite facing setbacks, including a notable flop and receiving the first Golden Raspberry Award for Worst Picture, Carr's resilience shone through as he continued to make significant contributions to the entertainment world. His impact extended to Broadway, where he produced the successful musical "La Cage aux Folles." Allan Carr's legacy is marked by his remarkable influence on both stage and screen, leaving an indelible mark on the entertainment industry.