William Gwynn

William Gwynn (1775 – August 14, 1854) was an Irish‑born American lawyer, newspaper editor, and civic leader based in Baltimore, Maryland. He owned and edited the Federal Gazette and Baltimore Daily Advertiser—often called the Baltimore Gazette—for more than two decades, co‑founded the Hibernian Society of Baltimore, and argued a transportation case for the Baltimore and Ohio Railroad (B&O).

Early life and education Gwynn was born in Ireland in 1775 to John Gwynn; the family emigrated to Baltimore during William's childhood. Gwynn also used his newspaper, the Gazette, to champion civic improvements such as Baltimore's early gas lighting system. and promoted regional transport through editorials and advocacy. He earned the "clubicular" name "Odopoeus Oligostichus",

A portrait by H. G. McCann was presented to the Baltimore Bar Association in April 1863 and today hangs in the Baltimore City Circuit Court.