Just like clothes, names also go in and out of style. These days you see about as many babies being named Brittney and Brandon as you do neon windbreakers--not a lot. The Social Security Administration says the top three boy names in the 1990s were Michael, Christopher, and Matthew. For girls, Jessica, Ashley, and Emily. Group of teens hanging out together Some of these names that were once on top are actually at risk of disappearing completely.