The men's hammer throw was a track & field athletics event at the 1900 Summer Olympics in Paris, the discipline's first Olympic appearance.

[1] The event was won by John Flanagan of the United States, the first of his three consecutive victories in the hammer throw.

The American team swept the medals, with Truxtun Hare finishing second and Josiah McCracken third.

This was the first appearance of the event, which has been held at every Summer Olympics except 1896.

** unofficial John Flanagan set the first Olympic record for this event with 51.01 metres.