Jeffrey Adam "Duff" Goldman, born on December 17, 1974, is a prominent American businessman, pastry chef, television personality, and writer. He gained widespread recognition as the executive chef of the Baltimore-based Charm City Cakes shop, which was prominently featured in the Food Network reality television show Ace of Cakes. His culinary expertise and artistry have been showcased in various television programs such as Duff Till Dawn, Cake Masters, and Duff Takes the Cake. Goldman's journey into the food industry began with the establishment of his bakery, Charm City Cakes, which has garnered remarkable success and acclaim. Notably, he has authored three cookbooks, including "Ace of Cakes: Inside the World of Charm City Cakes" and "Duff Bakes: Think and Bake Like a Pro at Home". Additionally, Goldman is recognized for his appearances as a judge on popular Food Network cooking competitions like Holiday Baking Championship and Kids Baking Championship.Beyond his professional endeavors, Goldman is known for his personal interests, including his role as the bass player in the band Foigrock and his passion for creating wedding cakes for notable figures such as Clutch's lead singer, Neil Fallon. As of 2021, he resides in Los Angeles, California, and continues to make a significant impact in the culinary world through his innovative creations and television appearances.

Alfred Duff Cooper, 1st Viscount Norwich, known as Duff Cooper, was a multifaceted figure in British politics, diplomacy, and literature. Born in 1890, he embarked on a remarkable career that saw him serve as a Conservative Party politician, military and political historian, and writer. His political journey included periods of service in the Cabinet as Secretary of State for War and First Lord of the Admiralty. Notably, he resigned from the cabinet over the Munich agreement of 1938, displaying his strong convictions. His association with Winston Churchill led to his appointment as Minister of Information during Churchill's premiership. Cooper's diplomatic endeavors took him to Singapore and France during pivotal moments of World War II. Cooper's early life was marked by a privileged upbringing, attending prestigious educational institutions such as Eton College and New College, Oxford. His experiences during World War I, including his service in the Grenadier Guards and the award of the Distinguished Service Order, shaped his character and leadership qualities. Additionally, his marriage to Lady Diana Manners, a prominent socialite, added an intriguing dimension to his personal life.Duff Cooper's legacy endures through his impactful contributions to British politics, his literary works, and his significant role in historical events during a tumultuous period in world history.

Duff Green (August 15, 1791 – June 10, 1875) was a multi-talented American figure known for his roles as a teacher, military leader, Democratic Party politician, journalist, author, diplomat, and industrialist. Born in Woodford County, Kentucky, Green initially worked as a school teacher and served in the Kentucky militia during the War of 1812, eventually attaining the rank of brigadier general. His political career led him to the Missouri House of Representatives and the Missouri State Senate. In 1826, he purchased and edited the influential newspaper The United States Telegraph in Washington, DC, which became a key supporter of President Andrew Jackson. Throughout his career, Green was involved in various journalistic endeavors, and he also played a role in diplomatic affairs, particularly in relation to the annexation of Texas and negotiations with Mexico. During the American Civil War, Green supported the Confederacy by organizing iron manufacturing plants and establishing the Dalton Arms Company. His diverse contributions and accomplishments have cemented his legacy as a significant figure in American history.

The surname Duff has various origins, including Gaelic roots such as Ó Duibh, Mac Giolla Duibh, and Mac Duibh, as well as connections to Duffin, MacElduff, and Duffy. The Gaelic word "dubh" meaning "black" or "dark" is a common component in Gaelic names. Additionally, the gallicized variant of the Breton surname An Du translates to "The Black." Notable individuals with the surname Duff include Alan Duff, a renowned New Zealand writer; Alexander Duff, a prominent missionary and founder of Scottish Church College, Calcutta; and Anne-Marie Duff, a distinguished British actress. Other notable figures encompass a wide range of fields, from sports and literature to politics and entertainment, showcasing the diverse impact of individuals with the surname Duff. Members of the British Royal Family, such as Princess Alexandra, 2nd Duchess of Fife, and Princess Maud, Countess of Southesk, also bear the distinguished surname. The rich history and diverse achievements of individuals with the surname Duff contribute to its enduring legacy.