title: William Caswell (disambiguation)
text: # William Caswell (disambiguation)
  
  William E. Caswell was an American physicist.
  
  William Caswell may also refer to:
  
  * William Caswell (politician), 18th-century American politician
  * Bill Caswell, musician
  * William Caswell, owner of Daniel H. and William T. Caswell Houses, Texas
  * William Caswell, owner of Caswell House (Troy, Michigan)
  