William Adams may refer to:

Armed forces members

Musicians

  • Billy Adams, banjo player, a former member of Dexys Midnight Runners
  • will.i.am (William James Adams, Jr., born 1975), musician, producer, and member of The Black Eyed Peas
  • Willy Northpole (William Adams, born 1980), rapper signed to Ludacris' DTP Records

Politicians

Science, technology and philosophy

Sportspeople

Writers

Others