- March 1, 1971 (This strip and the following two strips are adapted in A Charlie Brown Celebration and in the episode "It's Just No Good" from the 2014 French TV series Peanuts)
- March 2, 1971
- March 3, 1971
- March 4, 1971
- March 5, 1971
- March 6, 1971
- March 7, 1971 (This strip is adapted in the episode "Love Is in the Air" from the 2014 French TV series Peanuts)
- March 8, 1971 (This strip is adapted in There's No Time for Love, Charlie Brown)
- March 9, 1971
- March 10, 1971
- March 11, 1971
- March 12, 1971
- March 13, 1971
- March 14, 1971 (This strip is adapted for a gag in Snoopy, Come Home)
- March 15, 1971
- March 16, 1971
- March 17, 1971
- March 18, 1971 (This strip is adapted in A Charlie Brown Valentine)
- March 19, 1971
- March 20, 1971
- March 21, 1971
- March 22, 1971
- March 23, 1971 (This strip is adapted in the segment "Kite-Eating Tree" from The Charlie Brown and Snoopy Show episode "Lucy Loves Schroeder")
- March 24, 1971
- March 25, 1971
- March 26, 1971
- March 27, 1971 (This strip is adapted in the title segment of The Charlie Brown and Snoopy Show episode "Lucy Loves Schroeder")
- March 28, 1971 (The day that Play It Again, Charlie Brown first aired)
- March 29, 1971
- March 30, 1971
- March 31, 1971
← February 1971 | April 1971 → |