Has an MLB game ever ended 26-2?

Exactly once. On June 11, 1887, New York Giants beat Washington Nationals 26-2, and no MLB game before or since has ended that way. When it happened it was a scorigami, the first 26-2 in league history.

Where 26-2 sits among nearby MLB scores. Deeper blue means a score has happened more often; the outlined cell is the new one.

That makes 26-2 the 278th most common final score out of 330 that have ever occurred in MLB. One point away, 27-2 has happened never and 26-3 has happened 2 times.

Every 26-2 in MLB history

Date	Result	Season
1887-06-11	New York Giants over Washington Nationals	1887

Open the MLB grid at 26-2