From 1965-2009, there have been 103,355 tobacco-related infant deaths in the U.S.
"The Health Consequences of Smoking—50 Years of Progress. A Report of the Surgeon General." U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health, 2014. Report.http://www.surgeongeneral.gov/library/reports/50-years-of-progress/full-report.pdf