Merrily We Roll Along may refer to:

• Merrily We Roll Along (play), a 1934 play by George S. Kaufman and Moss Hart
• "Merrily We Roll Along" (song), a 1935 composition used as the Warner Bros. theme for Looney Tunes and Merrie Melodies
• Merrily We Roll Along (musical), a 1981 musical by Stephen Sondheim and George Furth, adapted from the 1934 play
  • Merrily We Roll Along (film), an upcoming American coming-of-age musical comedy film based on the 1981 musical
• "Goodnight, Ladies", an old folk song which contains the line "Merrily we roll along"