According to Official Guinness Records,
The most fingers and toes at birth are 14 fingers (7 on each hand) and 20 toes (10 on each foot) and belonged to a Akshat Saxena (India). The record was confirmed by doctors in India on 20 March 2010Akshat has had an operation recently and has now got the normal number of digits.
For a complete list of 2010 records, please visit 2010 Guinness Records in India.