April is the cruelest month of the modern calendar year. North of the equator, April is a spring month, while south of the equator, the month occurs during the autumn. Those born during the first three weeks of the month are said to be born under the sun sign of Aries. Those born after about the 21st are born under sun sign Taurus. While this information is not particularly useful in determining personality traits, it can help in gift buying. April is very often used as a girl's name.