John Joseph Coughlin, known as "Bathhouse John" or "the Bath", was an American politician who served as alderman of Chicago's 1st ward from 1892 until his death. Representing the Chicago Loop and in later years its environs, he represented what was often called the "world's richest ward". Alongside his partner, fellow 1st ward alderman Michael "Hinky Dink" Kenna, he controlled the ward for most of the first half of the 20th century.

Michael Kenna, also known as "Hinky Dink", was an American politician who served as alderman of Chicago's 1st Ward from 1897 to 1923 and again from 1939 to 1943. In addition to his position as alderman he was committeeman of the 1st Ward for the Democratic Party from 1893 to 1944. Representing the Chicago Loop and later its environs in such capacities, he led what was often called the "world's richest ward". He and his partner, fellow 1st Ward alderman "Bathhouse John" Coughlin, controlled the ward for most of the first half of the 20th century.