We know more people are intermarrying across racial or ethnic lines. A February Pew Research Center study found the number of new interracial marriages had increased by 15 percent in 2010. The overall number of interracial or interethnic marriages are at a high of 8.4 percent nationwide.

So does that statistic apply when you're talking about relationships across religious lines? Yes. Interfaith households rose 10 percent in the United States between 1988 and 2006, according to the General Social Survey. But less than 25 percent of the 18-23-year-old respondents to the National Study of Youth and Religion said it was important to marry someone of their same faith.

Interfaith marriages are becoming frequent enough that the U.S. Conference of Catholic Bishops devoted a page to it.

And Match.com has these tips on handling interfaith dating - one of which is "Don't assume religion has to be a source of conflict."

Is it OK to date someone from outside of your faith? Have any of you experienced this personally or with your children?