Maternal Motor Vehicle Crash Safety Act of 2006 - Expresses the sense of Congress with respect to the National Automotive Sampling System Crashworthiness Data System.
Directs the Administrator of the National Highway Traffic Safety Administration (NHTSA) to: (1) provide grants and other incentives to eligible entities to promote the development of data linkage systems that improve the tracking of adverse health effects and birth outcomes for pregnant women involved in motor vehicle crashes; (2) conduct a research program to promote the health and safety of such women and their unborn children; and (3) conduct a public outreach and education program to increase awareness of safety risks associated with motor vehicle crashes for such women and children and methods to reduce such risks.
Directs the Administrator to include data regarding the safety of pregnant women and their unborn children who are involved in motor vehicle crashes in the NHTSA's Annual Assessment of Motor Vehicle Crashes.