If I create a UITableViewController, for example via File → New Project... → iOS → Master-Detail Application in Xcode, a UITableView
UITableViewController
UITableView
You just need to set contentInset property of the table view. You can set value according to your need.
contentInset
self.tableView.contentInset = UIEdgeInsetsMake(0, -15, 0, 0);
OUTPUT RESULT