Inclusion Criteria :

• Participant is aged >= 6 months to < 36 months.
• Participant is considered to be in good health on the basis of reported medical history and limited physical examination.
• Participant is available for the duration of the study.
• Parent/guardian is willing and able to provide informed consent.
• Parent/guardian is willing and able to meet protocol requirements.

Exclusion Criteria :

• Reported allergy to egg proteins, chicken proteins, or any other constituent of the vaccine.
• Previous history of influenza vaccination or documented history of influenza infection.
• An acute illness with or without fever (temperature >100.4 °F rectal) in the 72 hours preceding enrollment in the trial (defer enrollment).
• Clinically significant findings in vital signs or review of systems (investigator judgment; defer or exclude).
• Participation in any other clinical trial within 30 days prior to enrollment up to termination of the subject's participation in the study.
• Known or suspected impairment of immunologic function, or receipt of immunosuppressive therapy or immunoglobulin since birth.
• Personal or immediate family history of congenital immune deficiency.
• Developmental delay, neurologic disorder, or seizure disorder.
• Chronic medical, congenital, or developmental disorder.
• Known HIV-positive mother.
• Prior history of Guillain-Barré syndrome.
• Any condition which, in the opinion of the investigator, would pose a health risk to the subject or interfere with the evaluation of the vaccine.
• Any vaccination in the 14 days preceding enrollment in the study or scheduled between Visit 1 and Visit 3.