Antaak
- Full name: Antaak
- Species: Klingon
- Gender: Male
- Son: Krit
- At least one other son
- By 2154: Geneticist, Klingon Empire (ENT: "Affliction")
- June 2154: Enlisted by Klingon Defense Force to begin research into genetic modifications based on recovered Human Augment DNA for improvements to the Klingon genome (ENT: "Affliction")
- Research ends up leading to creation of Qu'vat virus (ENT: "Affliction")
- November 2154: Involvement with Qu'vat virus leads to general exile from Klingon culture (ENT: "Affliction", "Divergence"; ENT Novel: Live by the Code)
- License to practice revoked by Chancellor M'Rek (ENT Novel: Live by the Code)
- December 2154: Establishment of cranial reconstruction practice on Qu'vat Colony to help revert most visible aspects of QuchHa' status (ENT: "Divergence"; ENT Novel: Live by the Code)
- Practice soon collapses as general cultural sentiment begins to hold that hiding QuchHa' status is dishonorable (ENT Novel: Live by the Code)
- 2173: Resident, Qu'vat Colony (TOS Novel: Forged in Fire)