The Super Eagles centre-back made his full debut against the Bluebirds after joining the Latics on loan from Premier League club Brighton and Hove Albion in January.
Balogun featured for the duration of the game and delivered a convincing defensive performance to help Wigan avoid defeat.
"Leon (Balogun) is excellent. He's composed,” Cook told the club website.
“He sees things a lot more quickly and senses danger, his reading of the game is excellent.