Birthday
- 1878: Hans Marr (Actor, Director)
- 1878-01-16: Harry Carey (Actor)
- 1878-01-20: Finlay Currie (Actor)
- 1878-01-22: Constance Collier (Actor, Screenplay, Theatre Play)
- 1878-01-23: Magnus Stifter (Actor)
- 1878-01-26: Charles Magnusson (Producer)
- 1878-01-27: Gertrud de Lalsky (Actor)
- 1878-02-08: Paul Otto (Actor)
- 1878-03-16: Henry B. Walthall (Actor)
- 1878-03-17: Rosa Valetti (Actor)
- 1878-03-31: Jack Johnson (Actor)
- 1878-04-11: Georg H. Schnell (Actor)
- 1878-04-26: Ethel Griffies (Actor)
- 1878-04-26: Eric Campbell (Actor)
- 1878-04-28: Lionel Barrymore (Actor, Director)
- 1878-05-15: Hugh Cameron (Actor)
- 1878-05-16: Taylor Holmes (Actor)
- 1878-06-06: Bleuette Bernon (Actor)
- 1878-06-14: John S. Robertson (Director)
- 1878-06-26: Ernest Torrence (Actor)
- 1878-07-02: Hans Sternberg (Actor)
- 1878-07-14: Donald Meek (Actor)
- 1878-08-10: Alfred Döblin (Screenplay)
- 1878-08-13: Emil Rameau (Actor, Screenplay)
- 1878-09-27: Bartolomeo Pagano (Actor)
- 1878-10-05: Louise Dresser (Actor)
- 1878-10-09: Robert Warwick (Actor)
- 1878-10-22: Rose Dione (Actor, Archive footage)
- 1878-11-18: Katie Johnson (Actor)
- 1878-12-08: Wallace Worsley (Director)
- 1878-12-25: Joseph M. Schenck (Producer)