Why St. Andreas geological fault was given that name?

Question

I feel pity for poor St. Andreas.

Answer 1

The fault was first identified in Northern California by UC Berkeley geology professor Andrew Lawson in 1895 and named by him after a small lake which lies in a linear valley formed by the fault just south of San Francisco, the Laguna de San Andreas.

Answer 2

Geologic features, such as faults, moraines, etc. are typically named after locations. The first answerer is right.