Christine Kuenzel Robinson and Patrick Robinson, Leawood, Kan., announce the birth of a son, Luke Joseph Robinson. Born Aug. 21, 2013, at Olathe Medical Center, Olathe, Kan., he weighed 7 pounds, 15 ounces, and was 19 1/2 inches long.

Luke joins Leyton, 9, Nathaniel, 9, Jacob, 7, Leah, 5, Anne, 4, and Catherine, 21 months.

Paternal grandparents are Dan and Sally Robinson, Kansas City. Maternal grandparents are Jerome and Donna Kuenzel, Washington.