Pestilence is the name of several characters from the DC Universe, like one of the Four Horsemen of the Apocalypse and one of the Four Furies of Apokolips. Another character named "Pestilence" is Zorrm, one of the Four Horsemen of Apokolips.
Zorrm was created by Geoff Johns, Grant Morrison, Greg Rucka, and Mark Waid, first appearing in 52 #38 (2007). Pestilence from Earth 2 was created by Marguerite Bennett, Mike Johnson, Daniel H. Wilson, and Tom Taylor, first appearing in Earth 2: World's End #1 (2014).
Prime Earth
The White Horse of Pestilence
Multiverse
New Earth
Four Horsemen
New Earth
Impostor
Vertigo Universe
Destiny
Possible Futures
Vertigo
Future State
Four Horsemen
Other Media
Arrowverse
Supergirl