"Each year, the Social Security Administration releases data showing the popularity of first names throughout the country, state-by-state. And each year, the Star Tribune analyzes that data to determine which names are most popular in Minnesota, both currently and over time."
Clearly the name Stanley is in a long-term decline:
At the link you can type in any name to check its popularity. And today I learned that Emersyn, Remi, and Saylor are a girls' names. (why? I must have missed something in pop culture)