Fastest American over the Marathon Distance:

Rupp's time is 10th fastest American Men all-time at Boston.

Fastest Boston Marathon Time by American Men:

#1 2:04:58 Hall, Ryan USA Boston 4 4/18/11

#2 2:08:37 Keflezighi, Meb USA Boston 1 4/x/14

#3 2:08:47 Kempainen, Bob USA Boston 1994

#4 2:08:52 Salazar, Alberto USA Boston 1 1982

#5 2:08:54 Beardsley, Dick USA Boston 2 1982

#6 2:09:00 Meyer, Greg USA Boston 1983

#7 2:09:27 Rodgers, Bill USA Boston 1979

#8 2:09:31 Tabb, Ron USA Boston 1983

#9 2:09:57 Durden, Benji USA Boston 1983

#10 2:09:57 Rupp, Galen USA Boston 2 4/17/17

Fixed it with correction in Rupp's time below:

Fastest Boston Marathon Time by American Men:

#1 2:04:58 Hall, Ryan USA Boston 4 4/18/11

#2 2:08:37 Keflezighi, Meb USA Boston 1 4/x/14

#3 2:08:47 Kempainen, Bob USA Boston 1994

#4 2:08:52 Salazar, Alberto USA Boston 1 1982

#5 2:08:54 Beardsley, Dick USA Boston 2 1982

#6 2:09:00 Meyer, Greg USA Boston 1983

#7 2:09:27 Rodgers, Bill USA Boston 1979

#8 2:09:31 Tabb, Ron USA Boston 1983

#9 2:09:57 Durden, Benji USA Boston 1983

#10 2:09:58 Rupp, Galen USA Boston 2 4/17/17