Natalie Teeger (Traylor Howard) is Adrian Monk's devoted personal assistant, a strong, self-reliant single mom whose tough pag-ibig proves to be exactly what Monk needs. Though often frustrated and confused sa pamamagitan ng her boss’s peculiar behavior, Natalie remains a caring but firm assistant and friend, pushing Monk to overcome his debilitating fears and compulsions.

The fiercely independent former bartender (and member of the wealthy maringal na aparador family) shares a special bond with Monk, having also tragically Nawawala her spouse, and she and her teenage daughter, Julie, have become a surrogate family for Monk. With her no-nonsense attitude, knack for investigation, and ability to challenge Monk, Natalie has become much madami than just a sidekick to the brilliant detective.