No

He is no longer owned by Universal as of 2017.

Indeed, King Kong was part of the Universal Monsters for decades, especially through advertising and distribution media such as VHS collections, DVDs, and marketing. But as of 2017 the rights to King Kong are already owned by Warner Brothers, therefore King Kong is no longer a Universal Monster.

Same case with Godzilla, when Universal distributed the Godzilla movies for a while and in many advertising media put Godzilla and King Kong along with Dracula, the wolfman, Frankenstein's Monster in the company of the other Universal Monsters.