Conversation so far:
when did Walter Scott get married?
After three weeks of courtship, Scott proposed and they were married on Christmas Eve 1797 in St Mary's Church, Carlisle .
was his parent mentioned?
Scott's father, also Walter (1729-1799), was a Freemason, being a member of Lodge St David, No.36 (Edinburgh).
what about his siblings?
CANNOTANSWER.
who is his wife?
Charlotte Charpentier (or Carpenter), daughter of Jean Charpentier of Lyon in France.

Question: did they have child?
Self-contained rewrite: did Walter Scott and Charlotte Charpentier have child