McIntoshyoudaoicibaDictYouDict[McIntosh 词源字典]
kind of red apples, 1874, from John McIntosh (b.1777), Ontario farmer who found them in 1796 while clearing woodland on his farm and began to cultivate them. The surname is Gaelic Mac an toisich "son of the chieftain."[McIntosh etymology, McIntosh origin, 英语词源]