The Duke and Duchess of Cambridge's third child - a younger sibling to Prince George and Princess Charlotte - is now the Queen and the Duke of Edinburgh's sixth great-grandchild.
Prince Louis Arthur Charles, weighing 8lbs 7oz, is also a great-great-great-great-great-grandchild of Queen Victoria.
Following the baby's arrival, Prince Harry shifts down the line of succession to sixth place.
The Duke of York, who was born second in line, has moved to seventh and Princesses Beatrice and Eugenie to eighth and ninth.
Andrew falling out of the top six means he will no longer have to ask the Queen for permission to marry - unlike Charles, William, George, Charlotte and Harry.