List of storms named Otto

The name Otto was used for three tropical cyclones in the Atlantic Ocean and for one each in Europe, the Western Pacific Ocean and Australian region.

In the Atlantic
The name Otto was retired from future use in the Atlantic after the 2016 season and was replaced with Owen for the 2022 season.
 * Tropical Storm Otto (2004), late-season storm that remained far from land
 * Hurricane Otto (2010), brought heavy rain to the northeastern Caribbean before moving out into the Atlantic Ocean
 * Hurricane Otto (2016), made landfall in Nicaragua as a Category 3 hurricane, bringing torrential rainfall to Central America; later emerged into the Eastern Pacific Ocean as a tropical storm and then dissipated.

In Europe

 * Storm Otto (2023), part of the 2022–23 European windstorm season

In the Western Pacific

 * Typhoon Otto (1998) (T9802, 04W, Bising) - Latest first typhoon of a season on record.

In the Australian region

 * Cyclone Otto (1977), made landfall near Queensland in March 1977.