Namesakes
Zack Wheat
(m) 1888-1972 
Hall-of-Famers 1959 (baseball)
Zack Brady
(m)
Fictional Characters from Television 1965 Days of Our Lives
Zack Snyder
(m) 1966-
Notable Filmmakers
Zack de la Rocha
(m) 1970-
Notable Musicians
Rock and Roll Hall-of-Famers 2023 Rage Against the Machine
Zack Morris
(m)
Fictional Characters from Television 1987; 1989 Good Morning, Miss Bliss; Saved by the Bell
Zack Test
(m) 1989-
Notable Athletes (rugby)
Zach Van Gerbig
(a.k.a. Zack) (m)
Fictional Characters from Television 2000 Gilmore Girls
Zack Nichols
(m)
Fictional Characters from Television 2001 Law & Order: Criminal Intent
Zack Addy
(m)
Fictional Characters from Television 2005 Bones