First person to circumnavigate westbound sailing non-stop solo (female)

According to Official Guinness Records,

The first female to sail around the world westbound, non-stop, solo and unsupported is Dee Caffari (UK) in Aviva a 22-m (72-ft) monohull, who took 178 days 3 hr 5 min 34 sec to sail back to her start point in Portsmouth, UK, between 20 November 2005 - 18 May 2006.

For a complete list of 2006 records, please visit 2006 Guinness Records in United Kingdom.

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