Nice question .. There is alot of meanings .. or where it come from .. From the Phoenician word EROB, meaning where the sun set (west of Phoenicia). let's see .. 1- From the Phoenician word EROB, meaning where the sun set (west of Phoenicia).
McGregor Lake. McGregor Lake is located between the Flathead Valley and the town of Libby along the south side of Hwy 2 deep in the mountains of Northwest Montana. Just 40 minutes to Kalispell or spend the day shopping in Spokane which is just 4 hours away.
Since 1837, MacGregor had been operating a ferry across the Mississippi River between Prairie du Chien, Wisconsin and the present site of McGregor, Iowa. MacGregor planned the new city as a six block development, and it was quickly populated, being incorporated as McGregor in 1857.