By her 75th birthday 60,000 women had enrolled to vote.

By his 80th birthday, in 1998, he had dropped to 286 pounds.

He married at 19 and was a father by his 20th birthday.

His father challenged him to "make a million dollars by your 40th birthday".

He expected to finish it by his birthday, in October.

By her ninth birthday, she had been to five schools.

By her 40th birthday in January 2008, she had stopped writing.

The leave must have finished by the child's first birthday.

By his 21st birthday, he had been with seven teams.

By the girl's second birthday, the mother had become a near stranger, the records show.