How many wives of the Mercury 7 astronauts are still alive?

As of October 2023, several of the Mercury 7 astronauts' wives have passed away, but a few are still alive. Notably, the surviving wives include those of astronauts like John Glenn and Scott Carpenter, who were part of the original Mercury program. However, the exact number of living wives may vary as time goes on. For the most accurate and up-to-date information, please consult recent sources.