CHW may refer to:
Health and wellness Community health worker, members of local communities that provide basic health and medical care Catholic Healthcare West, former name of a California-based corporation that operates hospitals and ancillary care facilities Children's Hospital of Wisconsin, a children's hospital in Milwaukee
Information technology Microsoft Compiled HTML Help file extension ChileHardware, a Spanish language computer hardware review site
Transportation Chestnut Hill West Line, Philadelphia; SEPTA abbreviation CHW Chai Wan station, Hong Kong; MTR station code CHW Chalkwell railway station, Essex, England; National Rail station code CHW
Other uses Chicago White Sox, a Major League Baseball team that uses this abbreviation for box scores and television scoring displays Cherry Hill High School West, a public high school in New Jersey, USA CHW as ISO code for WIR Bank currency