Waseda University Honjo Senior High School (早稲田大学本庄高等学院, Waseda Daigaku Honjo Kōtō Gakuin) is a senior high school in Japan, located in Saitama Prefecture.

It was founded in 1982 as a high school attached to Waseda University.

The school was founded in April 1982 as a "100th anniversary memorial project of Waseda University".

According to the Hensachi (the indication showing the entrance difficulties by prep schools) rankings published by Sundai-Yobiko （駿台予備校）, the school is one of the most selective senior high schools in Japan.

Its entrance difficulty is usually considered as the top ranked among senior high schools in Saitama Prefecture.