Rivera is a surname of Spanish and Italian origin which was the old spelling of ribera, the Spanish word of âriverbankâ. The name Rivera is a Northern Italian variation of the Southern (Sicily) Ribera name. Other forms of spellings:Riva, Rivero, Riviere, Riba, just to name a few. Rivera is also a French surname.
The first baby teeth to fall out are typically the two bottom front teeth (lower central incisors) and the two top front teeth (upper central incisors), followed by the lateral incisors, molars and canines. Molars typically fall out between ages 9 and 12 and are replaced by permanent teeth by about age 13.
Report Abuse. Each baby is different, even each toothe is different, my baby's top teeth took a couple of months for the tooth to come out fully, and the bottom ones took a few weeks. My eldest daughters teeth only used to take a couple of days. Mummyme Â· 8 years ago.