He filed a lawsuit in 1964 on behalf of his son Jeffrey, who was then a 5-year-old kindergartner.

On behalf of my son, I thank you for showing him this honor.

How did such a man, ambitious on behalf of his son, happen to hit upon exactly the right thing?

Thank you very much for writing the letter on behalf of my son, Craig.

The princess however renounced all succession rights on behalf of her son, who was eight years old at the time.

The former governor has appeared at a few fund-raising events on behalf of his son, and says that the two speak almost daily about campaign strategy.

By tradition, the infant king's mother had great power and she was also officially named the regent on behalf of her son.

She has been acting on behalf of her son, Hassan.

I want you to exert yourself on behalf of my son.

Earlier this month, a lawsuit filed on behalf of Gathers's 8-year-old son was withdrawn.