2015 is Jackninja5's fourth year on YouTube.
- January 6: Uploads on JackthePVZMaster
- January 7: Strike of 2015
- The Cuckoo Clock Hates George was unblocked globally, except Russia.
- January 9: Jackninja5 makes loads of retweets on the Melbourne Airport bomb threat and the Charlie Hebdo crisis.
- January 18: Strike of 2015
- South Park Theme Songs Seasons 1-17 was blocked globally and Jackninja5 got a strike. He had lost over 500,000 views.
- January 22: Strike of 2015
- February 13: Jackninja5's MacBook Pro charger has broken causing another break from YouTube.
- February 14: A new charger was bought.
- February 22: Strike of 2015
- April 24: Jackninja5 changed his avatar to an Armenian flag to commemorate 100 days since the Armenian Genocide.
- June 21: Jackninja5's strike ended.