Wellington High School may refer to the following high schools:

United States Wellington High School (Wellington, Florida) Wellington High School (Kansas), Wellington, Kansas Wellington High School (Wellington, Ohio) Wellington High School (Texas)

Elsewhere Wellington Secondary College, a state high school in Mulgrave, Melbourne, Victoria, Australia Wellington Secondary School, a high school in Nanaimo, British Columbia, Canada Wellington High School, New Zealand Wellington High School for Girls, a former school in Wellington, Shropshire, United Kingdom

See also Wellington C. Mepham High School Wellington School (disambiguation)