May 2007. 12. What constellation are boys born in? The Gregorian calendar is 5. 12.

The constellation of May 12, 2007 is Taurus.

Gregorian calendar: May 65438, 2007+Saturday 02 Taurus

Lunar calendar: March 26th, o seven years.

Main branch: Dinghai Yisi Wu Bing

Source: Hua.com.