※ 引述《Dissipate (云消雾散)》之铭言：
: 看一些原始部落会穿衣服但不一定会穿鞋
: 有没有人类什么时候开始已知穿鞋的八卦？
https://en.wikipedia.org/wiki/Shoe
The earliest known shoes are sagebrush bark sandals dating from approximately
7000 or 8000 BC, found in the Fort Rock Cave in the US state of Oregon in
1938.
The world's oldest leather shoe, made from a single piece of cowhide laced
with a leather cord along seams at the front and back, was found in the
Areni-1 cave complex in Armenia in 2008 and is believed to date to 3500 BC.
目前已知最早的鞋大约在西元7000或8000年前
在现在的美国发现
目前已知最早的皮鞋大约是西元3500年前
题外话，很多东西其实维基都有答案
只是中文版的东西很少 (可能看到简繁体没分家，想编辑的人就少了吧)