Big Brother (USA)/Season Four

Season Four
Big Brother
Season Premiere	July 8, 2003
Season Finale	September 24, 2003
Episode Count	33
Previous Season Three	Next Season Five

Season Four of Big Brother premiered on July 8, 2003.

In-Depth

• Nominations and Evictions

Episodes

#	#	Title			Airdate
132	1	Episode 401			July 8, 2003
133	2	Episode 402			July 9, 2003
134	3	Episode 403			July 11, 2003
135	4	Episode 404			July 15, 2003
136	5	Episode 405			July 16, 2003
137	6	Episode 406			July 18, 2003
138	7	Episode 407			July 22, 2003
139	8	Episode 408			July 23, 2003
140	9	Episode 409			July 25, 2003
141	10	Episode 410			July 29, 2003
142	11	Episode 411			July 30, 2003
143	12	Episode 412			August 1, 2003
144	13	Episode 413			August 5, 2003
145	14	Episode 414			August 6, 2003
146	15	Episode 415			August 8, 2003
147	16	Episode 416			August 12, 2003
148	17	Episode 417			August 13, 2003
149	18	Episode 418			August 16, 2003
150	19	Episode 419			August 16, 2003
151	20	Episode 420			August 19, 2003
152	21	Episode 421			August 23, 2003
153	22	Episode 422			August 25, 2003
154	23	Episode 423			August 27, 2003
155	24	Episode 424			August 29, 2003
156	25	Episode 425			September 2, 2003
157	26	Episode 426			September 5, 2003
158	27	Episode 427			September 3, 2003
159	28	Episode 428			September 9, 2003
160	29	Episode 429			September 10, 2003
161	30	Episode 430			September 16, 2003
162	31	Episode 431			September 17, 2003
163	32	Episode 432			September 19, 2003
164	33	Episode 433			September 24, 2003