The name Juan has been used for two tropical cyclones and a strong nor'easter in the Atlantic Ocean and three tropical cyclones in the Western Pacific Ocean. Also, the name Juan has been used for one European windstorm.
In the Atlantic:
- Hurricane Juan (1985) – a Category 1 hurricane that affected the Gulf Coast of the United States, causing 12 deaths and $1.5 billion (1985 USD) in damages.
- Hurricane Juan (2003) – a Category 2 hurricane that affected the Canadian provinces of Nova Scotia and Prince Edward Island, causing 8 deaths and $200 million (2003 USD) in damages.
- White Juan - a strong winter storm with hurricane-force winds that affected the areas impacted by 2003's Hurricane Juan in the following winter, causing an estimated $1 million (2004 USD) in damages.
Juan was retired from future use in the Atlantic after the 2003 season, and it was replaced with Joaquin for the 2009 season.
In the West Pacific, where the name was used by the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA):
- Tropical Depression 13W (2002) (Juan) – moved over the central Philippines, killing 14 people.
- Typhoon Saomai (2006) (T0608, 08W, Juan) – a Category 5-equivalent typhoon that made landfall in Taiwan and China, killing 456 people and causing $2.5 billion (2006 USD) in damages.
- Typhoon Megi (2010) (T1013, 15W, Juan) – a Category 5-equivalent typhoon that made landfall in Luzon and China, causing $709 million (2010 USD) in damages.
Juan was retired from future use in the West Pacific after the 2010 season, and it was replaced with Jose for the 2014 season.
In Europe:
- Storm Juan (2024) – affected the portions of Portugal and Spain.