Tammy is generally used as a girl's name. It consists of 5 letters and 2 syllables and is pronounced Ta-mmy. In the U.S. in 2014, it ranked 3056 in baby name popularity for girls with 55 occurrences. Less than 5 boys were given the name. View the Tammy Name Popularity Page to see how the popularity trend for Tammy has changed since 1880, or to compare the popularity of Tammy to other names.