William Ross
- Full Name: William Johannes Ross
- Born: c.2325 (TNG Novel: Available Light)
- 40 years older than Zachary, who recently entered college as of 2386, per text
- Species: Human
- Gender: Male
- Wife: Stefana Ross ( - c.2365 - 2386)
- Son: Zachary Ross
- Reached admirality from field positions, not staff positions (SCE Short Story: "Interphase Book 1")
- Field agent, Starfleet; Starfleet Intelligence (Novel: Articles of the Federation)
- By July 2369: Admiral, Starfleet (TNG Short Story: "Turncoats")
- By April 2374: Admiral, chief, Starfleet Operations, Starfleet; Starbase 375 (DS9: "A Time to Stand")
- Field commander for Starfleet fleet operations for duration of Dominion War
- Flagship
- By March 2376: USS Cerberus (DS9 Novel: Avatar, Book One)
- Agent, Section 31 (DS9: "Inter Arma Enim Silent Leges")
- March 21, 2379: Cooperated in ousting of President Min Zife (TNG Novel: A Time to Heal)
- Facilitated assassination of Zife, Koll Azernal, Nelino Quafina by Section 31 following forced resignation (TNG Novel: A Time to Heal)
- November 2379: Admiral, liaison to the President, Starfleet; Earth (Novel: Articles of the Federation)
- 2380: Resignation from Starfleet (Novel: Articles of the Federation)
- Retirement to New Glasgow, Caldos II (TNG Novel: Available Light)
- Late July 2386: Arrested upon exposure of relationship with Section 31 (TNG Novel: Available Light)
- Charges include treason, murder, conspiracy to commit murder, sedition, and conspiracy to overthrow duly elected officials of the Federation government (TNG Novel: Available Light)
- Death: August 16, 2386; Federation Security detention facility, Earth (TNG Novel: Available Light)
- Murdered by Margo Dempsey during interrogation into Section 31 affairs (TNG Novel: Available Light)