MacAlley and McAlley are unisex surnames in the English language.
[1] In some cases the surnames are derived from the Scottish Gaelic MacAmhalghaidh.
[3] The surname originated as a patronym, however it no longer refers to the actual name of the bearer's father.
[3] In other cases, the surnames are derived from the Scottish Gaelic MacAmhlaibh or MacAmhlaidh.
The surnames originated as a patronyms, however they no longer refer to the actual name of the bearer's father.