Stephen Grover Cleveland.
Thomas Woodrow Wilson
Also, Grant can be arguably added to this list. At birth, his name was Hiram Ulysses Simpson Grant. However, when he joined the army, the name Hiram was dropped and he never added it back. So his legal name was Ulysses Simpson Grant after that time.
I think it is Calvin Coolidge, but Calvin isn't his middle name.
Eisenhower was the 34th president. He was named David Dwight but went by his middle name to avoid confusion with his father and started signing his name as Dwight David.
His first name is Thomas; however he went by his middle name of Woodrow.
President Obama has the middle name of Hussein.
The middle name of President Kennedy was Fitzgerald.
An internet search did not find any US President with Milton as a middle name. President Nixon's middle name was Milhous.
There was no President UlyssesUlysses was the first name of President Grant; his middle initial was "S" which did not stand for anything. His full middle name was "S"
John Adams was the second President; he did not have any middle name.
The middle name of President Ramon Magsaysay was del Fierro.
FDR has his mother's name, Delano, for his middle name. Theodore Roosevelt did not have a middle name.
None of them have the middle name of Reid.