The font was developed simultaneously in Latin and Arabic script and is available to 100 million Office 365 users around the world.
Dubai Crown Prince Hamdan bin Mohammed al-Maktoum has urged all government institutions to adopt the font in official correspondence.
The Executive Council of Dubai, which manages the affairs of the city-state and is headed by Prince Hamdan, said the font reflects the United Arab Emirates' vision "to become a regional and global leader in innovation".
"It is the first font to be developed by a city and to carry its name", Executive Council secretary general Abdulla al-Shaiban told a news conference.
Home to the world's tallest tower and the largest shopping mall in the Middle East, image-conscious Dubai has pushed in recent years to broaden its appeal by investing in its technology and culture.
The emirate also aims to emerge as the world's happiest city, and last year appointed a happiness minister.
In 2016, some 14.9 million tourists visited Dubai, the most liberal of the UAE's seven emirates and its least dependent on oil revenues.
Dubai will host the six-month Expo 2020 under the themes of sustainability and mobility.