Coin Act may refer to

• Coin Act 1696, Act of the Parliament of England
• Coin Act 1732, Act of the Parliament of Great Britain
• Coin Act 1816, Act of the Parliament of the United Kingdom

• David Ozio
• David O’Gara
• David P. Abbott
• David Pacha
• David Packard Medal of Achievement
• David Padgett
• David Padros
• David Pagbe
• David Page (disambiguation)
• David pagel
• David Pagel
• David Pagwese Parirenyatwa
• David Pakieto
• David pakman show
• David Pakolicz
• David Palfreyman
• David Palko
• David Palm
• David Palmer (composer)
• David Palmer (disambiguation)
• David Palumbo
• David Palumbo Illustrator
• David "Panama" Francis
• David Pannick
• David Pannick QC