Gill may be a surname or given name with diverse origins and meanings across different cultures. In Europe, it can be a Dutch form of the given name Giles, a hypocorism of names like Julian, William, Gillian, or Gilbert, and a topographic name derived from Old Norse. In the Indian subcontinent, it is used as a clan name for Jats and Ramgharias in Punjab, possibly derived from the Punjabi word for "moisture." The Gill Jat clan has a historical connection to the Gelae tribe of the Scythians and contemporary Iranic peoples. In Hebrew, Gill is a masculine given name meaning "joy, gladness," while in Korean it is a common personal name. Numerous notable individuals bear the surname Gill, including musicians, actors, writers, athletes, and politicians, such as Aastha Gill, A. A. Gill, Amber Gill, and Bryan Nash Gill, among many others. The name has a rich and varied presence in different parts of the world and across different fields of endeavor.

Gill Arnette Byrd, born on February 20, 1961, is a retired American professional football player known for his career as a cornerback with the San Diego Chargers in the NFL. Byrd excelled in football from a young age, showcasing his talent as an All-City running back and defensive back at Lowell High School, leading his team to a city championship in 1978. After graduating from San Jose State University, he joined the Chargers and achieved recognition with two Pro Bowl selections in 1991 and 1992, ultimately earning induction into the Chargers Hall of Fame in 1998.Following his playing career, Byrd transitioned into coaching, starting as a volunteer with the St. Louis Rams in 2003 and later joining the Chicago Bears and Tampa Bay Buccaneers. Notably, he also served as the Buffalo Bills' defensive backs coach and coached the University of Illinois' defensive backs. Byrd's influence in football extends beyond his own achievements, as his sons Gill Byrd Jr. and Jairus Byrd, as well as his nephew Richard Rodgers, have also made names for themselves in the sport.Throughout his career, Byrd has left a lasting impact on the football world, both as a player and a coach, shaping the careers of many aspiring athletes.

Gillian "Gill" Deacon, pronounced "Jill," is a well-known Canadian author and broadcaster, born on April 26, 1966, in Toronto, Ontario. She gained fame as the former host of Here and Now on CBLA-FM in Toronto and as the moderator of the national Canada Reads in 2016. Starting her career as a television broadcaster, she hosted various shows on CBC Television, including The Gill Deacon Show and co-hosted Discovery Channel Canada's @discovery.ca. Deacon is widely recognized for her passion for environmental issues, which she explores through her bestselling books, "Green for Life" and "There's Lead in Your Lipstick: Toxins in Our Everyday Bodycare and How to Avoid Them." Her advocacy for sustainability has led her to become a sought-after public speaker, delivering presentations on ecological awareness and commitment. Despite facing personal challenges, including battling breast cancer twice, Deacon remains resilient, returning to broadcasting after each remission. In September 2024, she announced her decision to step down from full-time daily hosting to focus on writing a book and transition into other roles with the CBC, including podcasting and occasional fill-in hosting.

Gillian Ann Burns, born on July 12, 1964, is a former rugby union player renowned for her remarkable career representing England from 1988 to 2002. Notably, she played a pivotal role in England's victory at the 1994 Women's Rugby World Cup and captained the national team from 1994 to 1999. Despite starting her rugby journey just a year before her selection for the England squad, Burns went on to participate in four World Cups, including the inaugural Women's Rugby World Cup in 1991. Her contributions to the sport were further recognized when she was appointed a Member of the Order of the British Empire (MBE) for her services to sport in the 2005 Birthday Honours. Even after retiring as a player, Burns continued to leave an indelible mark on the sport, serving as the President of the Rugby Football Union for Women and being inducted into the IRB Hall of Fame in 2014. In addition to her sporting achievements, Burns also made significant contributions to education and was honored with an Honorary Doctor of Science (HonDSc) by Edge Hill University in July 2019. Her enduring impact on the rugby world is commemorated through the annual Women's County Championship and the tournament winners' Cup, both named in her honor.

Gill Sims is a renowned British author and blogger best known for her bestselling book "Why Mummy Drinks," which topped the Sunday Times Fiction Bestseller list in 2017. Following the success of her debut, Sims released "Why Mummy Swears" in 2018 and "Why Mummy Doesn't Give A ****" in 2019. She gained widespread recognition for her humorous and relatable Peter and Jane blog, which humorously addresses the challenges faced by parents, earning a significant online following. Sims has also contributed to Netmums, sharing her insights on postnatal depression. Widely acknowledged as a prominent figure in the realm of "Mummy Bloggers," she resides in Scotland with her husband, two children, and their border terrier, 'Judgy Dog'. With her engaging writing style and candid portrayal of parenthood, Gill Sims has cemented her status as a leading voice in the literary and parenting communities.