"董事长夫人" 的英文称呼是 "Chairman's wife"。
"Chairman" 是董事长的意思，来自英语中的 "chair"（主席）和 "man"（男人）。"Wife" 是夫人的意思，来自古英语中的 "wif"，意为 "女人"。
例句：
The Chairman's wife is a very elegant woman. (董事长的夫人是一个非常优雅的女人)
I met the Chairman's wife at the company event last night. (昨晚我在公司活动上遇见了董事长的夫人)
The Chairman's wife is very supportive of her husband's career. (董事长的夫人非常支持她丈夫的事业)