Otto Diels was born on January 23, 1876 and died on March 7, 1954. Otto Diels would have been 78 years old at the time of death or 136 years old today.
This answer is closed to changes. This is done in rare cases when questions are being vandalized or answers have become debates. E-mail reopen @ answers.com (no spaces) if you would like it to be reopened.