No — there are currently no reliable public sources confirming Jay Clayton is left-handed.

Jay Clayton is an American attorney who served as the 32nd Chairman of the U.S. Securities and Exchange Commission (SEC) from 2017 to 2020. Nominated by President Donald Trump, he oversaw the regulation of the nation's securities markets during a period of significant technological change and market volatility.

Prior to his role at the SEC, Clayton was a partner at Sullivan & Cromwell LLP, specializing in mergers and acquisitions and capital markets transactions. His legal career focused on advising public and private companies on a wide range of corporate and financial matters.

After leaving the SEC, Clayton joined Apollo Global Management as a lead independent director and also became a senior policy advisor and member of the advisory board for the venture capital firm Electric Capital. He continues to be an influential voice in finance and regulatory policy discussions.

Clayton holds a Bachelor of Science in Engineering from the University of Pennsylvania, a Bachelor of Arts and Master of Arts in economics from the University of Cambridge, and a Juris Doctor from the University of Pennsylvania Law School.