Despite he is rich,he is not happy.这句话有语法错误吗?如果有,请更正.

Despite he is rich,he is not happy.这句话有语法错误吗?如果有,请更正.
Despite he is rich,he is not happy.这句话有语法错误吗?
如果有,请更正.

Despite he is rich,he is not happy.这句话有语法错误吗?如果有,请更正.
这句话是不正确的.
despite后面要接名词性成分（名词或者名词性从句）.
有三个改法：
1.Despite the fact he is rich,he is not happy.
2.Despite he being rich,he is not happy.
3.He is not happy even though he is rich.
推荐用第二种,比较专业.
祝你英语进步!