DNA Database Enhancement Act

DNA Database Enhancement Act - Amends the DNA Analysis Backlog Elimination Act of 2000 to direct that the backlog elimination grant application include a certification that the State: (1) has determined those offenses under State law that shall be treated as qualifying State offenses (current law), provided that each violent felony is treated as a qualifying State offense; and (2) does not prohibit or limit the comparison by a law enforcement officer of the results of a DNA analysis carried out on a DNA sample lawfully obtained by such officer with the information in the Combined DNA Index System. Authorizes appropriations for fiscal years after 2003 for DNA analyses of samples taken from individuals convicted of a qualifying State offense.

Amends the Violent Crime Control and Law Enforcement Act of 1994 to authorize the Director of the Federal Bureau of Investigation to establish an index of: (1) DNA identification records of persons arrested for crimes (currently, limited to those convicted of crimes); and (2) analyses of DNA samples from other persons, as authorized under the laws of the jurisdiction in which the samples were collected.