The following is a list of notable deaths in October 2004
Entries for each day are listed alphabetically by surname. A typical entry lists information in the following sequence:
Name, age, country of citizenship at birth, subsequent country of citizenship (if applicable), reason for notability, cause of death (if known), and reference.
Chuck Hiller, 70, American Major League Baseball baseball player and coach, first National League player to hit a World Series grand slam, leukemia.[115]
^"Yahoo!ニュース - 人 - 毎日新聞". Archived from the original on December 14, 2004. |title=訃報>松原みきさん44歳=シンガー・ソングライター |archivedate=December 14, 2004 |date=December 14, 2004 |access-date=January 9, 2021