NIIW (National Infant Immunization Week)

(NIIW) National Infant Immunization Week, Immunization. Power to Protect. 25 years.

National Infant Immunization Week (NIIW) is an annual observance to highlight the importance of protecting infants from vaccine-preventable diseases and to celebrate the achievements of immunization programs and their partners in promoting healthy communities.

In 2019, we are celebrating the 25th anniversary of NIIW.  Since 1994, hundreds of communities across the United States have joined to celebrate the critical role vaccination plays in protecting our children, communities, and public health.

NIIW 2019 is April 27-May 4, 2019.

Learn more about NIIW.

Activities and Events



Access materials for healthcare professionals, parents and pregnant women, including infographics, animated graphics, fact sheets, immunization schedules and more.

Are You a Healthcare Professional?

All staff in healthcare practices, including non-clinical staff, play important roles during NIIW. To highlight childhood immunizations this NIIW:

Page last reviewed: February 13, 2019