Yup, it's a very vintage heel from a “woman's” shoe. Looks like it

Vintage 1970's Mid-Century Woman's Fashion - Leeds - Shoes - 1972

1940s Shoes Styles for Women History

Women's Vintage Shoes Mary Jane Pumps Chunky Block

42,709 Close Up Of Woman Wearing High Heels Stock Photos, High-Res

MFairy Woman's Low Heel Vintage Lolita Shoes Cute

It is very rare that I find a matching pair at the same time👏🏼 #fras

Can men wear women's shoes? - Quora

1860-1870 woman's shoes from historyupclose.com.

Kedettes Shoe Ad, July 1938

Women's Vintage Shoes Mary Jane Pumps Chunky Block