The 32nd President of the United States was Franklin Delano Roosevelt. The only nickname he seems to have had was his initials FDR. Do not confuse him with the 26th President of the USA, Theodore (Teddy) Roosevelt.
His nickname is Mr. President.
President Lyndon B. Johnson was called LBJ.
big bill
Usually it is a substitute for James. The nickname "Jimmy" is a common nickname for the boy's name "James". Just one example of a famous James with the nickname is President "Jimmy" Carter.
32th
I have never heard any President referred to by this nickname. However, the second John Adams, that is John Quincy Adams , seems to be a reasonable possibility for this name.
The 32th President of the United States was Franklin D. Roosevelt. President Roosevelt was in office from March 4, 1933 to April 12, 1945.
"Bubba" was the nickname for President Bill Clinton.
The former President of the United States, Bill Clinton, had the nickname 'Bubba'. The name is associated with people from the southern states of the US.
The nickname Abe is used for the name Abraham, notably US President Abraham Lincoln.
It was a Vice President, rather than a President, who had the nickname The Happy Warrior. The nickname belonged to Hubert Humphrey, the 38th Vice President of the United States.
I can find no record that any US President had this nickname.