The World Woman Pro-Wrestling Diana Queen Elizabeth Championship is the secondary singles women's professional wrestling championship promoted by the Japanese professional wrestling promotion World Woman Pro-Wrestling Diana. The main characteristic of the title is that it can only be contested in three-way matches and the contestants must be over age 40.
Like most professional wrestling championships, the title is won as a result of a scripted match. There have been a total of twenty reigns and one vacancy shared between nine different champions. The current champion is Ayako Sato.
On October 10, 2016, Jaguar Yokota became the inaugural champion by defeating Kaoru and Mima Shimoda in a three-way match. Yokota's first reign lasted for nearly three years, 1,048 days, before losing the title on August 24, 2019, to Kyoko Inoue in a three-way match that also involved Sakura Hirota, setting the record for the longest reign over the championship's history. The title was also featured outside Diana, most noticeably on Pro Wrestling Wave.
As of , , there have been 12 reigns between six champions. Jaguar Yokota was the inaugural champion. Sakura Hirota has the most reigns at four. Yokota's first reign is the longest at 1,048 days, while Hirota's second reign is the shortest at 11 days. Yokota is the oldest champion at 60 years old, while Kaori Yoneyama is the youngest at 40 years old.
The current champion is Ayako Sato who is in her first reign. She defeated Kaori Yoneyama and Yumi Ohka on January 24, 2026, in Kawasaki, Kanagawa to win the vacant title.
As of , .