He joined Match.com in April last year from online travel brand Travelocity, where he was managing director of Travelocity Business across Europe, the Middle East and Africa.
He came to Travelocity after it acquired Lastminute.com, where he held a number of roles including global head of flights, helping build a network of regional offices across the continent.
Stockwood said: "This is an incredibly exciting opportunity for me. Match.com has built the market-leading brand through a commitment to constant innovation, strategic acquisition, smart marketing and outstanding local insight.
"My new role will allow me to maintain and develop the best local talent, giving our European teams the technology and support they need to take the business to a new level during an exciting time for the category."
now operates in 37 countries, including 15 European markets.
Thomas Enraght-Moony, chief executive officer for Match.com, said: "Not only has Jason proved a great asset to Match.com since arriving last year, but he has the perfect skill set to take on this new role.
"Jason's experience with big brands in periods of high-growth and his extensive European expertise are invaluable to our business."