2017

January
2 16
 * My Knight and Me aired as a week series premiere.
 * Regular Show aired it’s final episode and series finale.

February
2 3  4  10  11  20
 * Adventure Time aired its season eight finale.
 * Clarence aired it's season two finale.
 * Lego Nexo Knights aired its third season.
 * Clarence aired it's third and final season.
 * Infinity Train aired its pilot.
 * A sneak peek of Cloudy with a Chance of Meatballs aired.

March
3 6  11
 * The Powerpuff Girls aired its second season.
 * Cloudy with a Chance of Meatballs aired as a weekly series premieres.
 * Samurai Jack returned for it's fifth and final season on Adult Swim.

1

 * Characters from the network's shows had the googly eyes on April Fools' Day.

2
3
 * The Amazing World of Gumball and Teen Titans Go! were removed from Boomerang's programming.
 * We Bare Bears aired its third season.

8

 * LEGO Nexo Knights aired its third season finale.

10

 * Ben 10 's reboot premiered in the US.

11
 * We Bare Bears aired it's season two finale.

14
21
 * Teen Titans Go! aired a 30-hour Easter marathon.
 * Adventure Time aired its ninth season.

May
11 15  20  26  29
 * Steven Universe aired it's season four finale.
 * LEGO Ninjago aired its seventh season.
 * Samurai Jack aired it's final episode and series finale on Adult Swim.
 * LEGO Ninjago aired its season seven finale.
 * Steven Universe aired it's fifth and final season.

June
30
 * Be Cool, Scooby-Doo! aired the other half of its first season and its season one finale.

30
 * Uncle Grandpa aired its final episode and series finale.

July
21
 * Adventure Time aired its ninth season finale.

August
1
 * OK K.O.! Let's Be Heroes aired as weekly series premieres.

7

 * Teen Titans reruns return to Cartoon Network for the first time since 2012.

21

 * LEGO Nexo Knights aired its fourth season.

1

 * LEGO Nexo Knights aired its season four and series finale.
 * LEGO Ninjago aired its theatrical film.
 * Ben 10 Alien of the Week and NEW NEW NEW NEW began airing as Friday night blocks

11

 * Tom and Jerry shorts return to the network's regular schedule.

17

 * The Powerpuff Girls aired it's TV movie "Power of Four".
 * Adventure Time premiered its tenth and final season.

22

 * Tom and Jerry Tales reruns are removed from the channel.

25

 * Looney Tunes and Cloudy with a Chance of Meatballs return to the channel.

28

 * Cloudy with a Chance of Meatballs is removed from the network.
 * Be Cool, Scooby-Doo! released its second season on Boomerang’s VOD.

29

 * Looney Tunes and Tom and Jerry shorts were officially removed from the channel.

1

 * Cartoon Network celebrates its 25th anniversary.

27

 * Unikitty! aired its Halloween episode as a sneak peek at 6:10 PM.
 * "NEW NEW NEW BOO" (the Halloween edition of the NEW NEW NEW NEW block) aired from 6:00 PM to 8:00 PM.

31

 * Steven Universe had its video game for the console.

1

 * Victor & Valentino aired for the second time at 6:00 AM.

10

 * The Amazing World of Gumball aired its season five finale.

11

 * Transformers: Robots in Disguise aired its series finale.

17

 * Unikitty! aired its second episode as a sneak peek at 6:10 PM.

20

 * The Heroic Quest of the Valiant Prince Ivandoe aired its ten-short premiere. (CN International except the United States, all North and Latin American countries).

22

 * Ben 10 aired its season one finale and special.

23

 * Teen Titans Go! 200th Episode Premiere Weekend aired, from Nov. 23 to 26.

24

 * Teen Titans Go! aired its 200th episode.

1

 * Unikitty! aired its Christmas-themed episode as a sneak peek at 6:55 PM.
 * "HO HO HO HO" (the Christmas edition of the NEW NEW NEW NEW block) aired from 6:00 PM to 8:00 PM.