The word “John” appears across literature as a multifaceted signifier that conveys both universal familiarity and specific historical or symbolic meaning. In sacred texts, such as in the Bible where John the Baptist is identified ([1], [2], [3]), the name carries a religious gravitas, while in other works it represents the archetypal everyman—a common choice for characters ranging from the earnest servant in Dickens’ narratives ([4], [5], [6], [7], [8]) to figures in historical records and civic leadership detailed by John Stow ([9], [10], [11], [12], [13], [14]). Additionally, “John” is employed as a literary device by authors like Shakespeare ([15], [16], [17], [18], [19], [20]) and others, who use the name to evoke both wit and human frailty. This varied usage, extending from religious and historical figures such as John Wesley ([21]) to playful or symbolic roles—as seen in references like “Strong John” in folklore ([22])—demonstrates the name’s versatility as a tool for characterizing lineage, cultural identity, and societal roles throughout literature.