He has been described as the best Samoan rugby player of all time and is currently on international duty as Manu Samoa take on Tonga and Fiji.
Lima joined Munster pre the knock-out stages of last season's Heineken Cup but picked up an injury and was unable to play, he has also played for Auckland Blues and in Japan. The 33 year old has signed a two year deal with Bristol.
David Lemi has been a major presence in the IRB World Sevens Series in recent years and was the Series' top try scorer for the past two seasons and the top points scorer overall this season.
He was also named as the captain of the Samoan Sevens team in April of this year.
Aged 23, Lemi is also a Samoan international and was named in the 22 to face Fiji last weekend. He has signed a one year contract.
Bristol Head Coach Richard Hill was delighted with the signings and said "Brian Lima will bring a host of international experience to our backline. He will also be a massive physical presence."
"David Lemi is less well known but he is a very exciting talent. He's been a star of the World Sevens Series in the past couple of years and has been a prolific try scorer."
"He's predominantly a winger but is also capable of filling in at scrum half. We came across him at the recent Safari Sevens in Kenya and he really caught my eye. I'm delighted that he's agreed to join Bristol."
"I think that we've captured the best in Samoan backline talent with the experience and class of Brian Lima and the talent and potential of David Lemi."
Bristol will face Narbonne, Northampton Saints and Viadana in Pool 1 of the new look European Challenge Cup..
Born: 25 January 1972
Manu Samoa Debut: 1990
Samoa Sevens Debut: 1990
Born: 10 February 1982
Manu Samoa Debut: 2004
Samoa Sevens Debut: 2002