Howers, who will also be responsible for Barron's and weekly financial services publication Financial News, joins from Dow Jones from events company IQPC where she was marketing director, based in Singapore.
In her newly created role, Howers will be responsible for all the subscription and online marketing activities of Dow Jones' print and online products in Europe, including The Wall Street Journal's U.S. edition, recently launched in London.
She will work closely with retail sales director Anne Hogarth, who will continue to oversee all European retail marketing initiatives across the group.
Prior post at IQPC, Howers was circulation director of the European edition of BusinessWeek and has also held roles at Ziff Davis, Informa, Reed, Wired Magazine and Euromoney, as well as running her own marketing consultancy.
She will report to Tim Lafferty, director of product sales and marketing for Dow Jones' Consumer Media Group, based in London.
Lafferty said: "We're delighted to have someone of Sara's caliber on board at Dow Jones, and her wealth of experience in the pan-European publishing sector will be invaluable as we bring the circulation marketing teams of The Wall Street Journal Europe and Financial News together under her expert guidance."
Dow Jones has also announced the promotion of Kellie Mason to associate marketing director. She will focus on online marketing initiatives, including Financial News Online, wealth-bulletin.com, Private Equity News Online and wsj.com subscription marketing. She has been with Financial News for the past three years.
Joining Howers team will be Danielle Louise Smith as subscriptions marketing executive. She joins from magazine publisher Archant Specialist where she was a senior subscriptions marketing executive, responsible for managing all of Archant's direct marketing activities across 14 titles.