The nine facing the firing squad

Myuran Sukumaran

Sukumaran, 33, is an Australian citizen, born in London. In 2006, a court in Bali found him guilty of being the ringleader of the Bali Nine — a group of Australians arrested in Bali with more that 8.3kg of heroin. He was given the death penalty in 2006, and his plea for clemency was rejected in December 2014.

Andrew Chan

Chan, 31, is an Australian who was given the death penalty along with Myuran Sukumaran. He was arrested in Ngurah Rai airport in Bali in April 2005 and a court found him guilty of planning the smuggling of 8.3kg of heroin with the group known as the Bali Nine. His plea for clemency was rejected in January 2015. Like Sukumaran, other legal challenges have all failed.

Mary Jane Fiesta Veloso

Veloso, 30, is from the Philippines. She was arrested in Yogyakarta airport in April 2010. A court found her guilty of attempting to smuggle 2.6kg of heroin and she was given the death penalty in October 2010. She said she flew to Indonesia because a family friend had promised her a job as a maid. She claims the woman was working with an international crime gang and had secretly placed the heroin in a suitcase she was carrying. Her two sons, aged six and 12, have travelled to spend her final hours with her.

Martin Anderson

Anderson is a Ghanaian citizen, born in London in 1964. He was arrested in Jakarta in 2003, and a court gave him the death penalty. His clemency was rejected in January 2015.

Zainal Abidin Bin Mgs Mahmud Badarudin

Badarudin is the only Indonesian citizen among the group. He was born in Palembang and was found guilty of the possession of 58.5kg of marijuana. He was arrested in December 2000 and a year later was given the death sentence. His clemency was rejected in January 2015. He has filed a judicial review and is awaiting a decision.

Raheem Agbaje Salami

Salami appears to be a Nigerian holding a Spanish passport. He is believed to be Jamiu Owolabi Abashin, but entered Indonesia using a Spanish passport with the name Raheem Agbaje Salami. Salami was caught with 5kg of heroin inside his suitcase in Surabaya airport on September 2, 1998. A court in Surabaya gave him a life sentence in April 1999, which was reduced by the High Court to 20 years. Salami appealed and the Supreme Court gave him a death sentence. His clemency application was rejected on January 5, 2015.

Rodrigo Gularte

Gularte is a Brazilian citizen born on May 31, 1972. A court in Banten gave him the death penalty in February 2005 on charges of possessing 6kg of heroin that was hidden in a surfboard. He was arrested in July 2004 in Sukarno Hatta airport in Jakarta. His clemency application was rejected in January 2015.

Sylvester Obiekwe Nwolise

Nwolise is a Nigerian citizen born on July 7, 1965. He was sentenced to death in September 2004 by a court in Tangerang. His clemency appeal was rejected in February.

The court found him guilty of trafficking 1.2kg of heroin via Sukarno Hatta Airport in Jakarta in 2002. In January 2015 the Indonesian National Narcotics Body said that Sylvester was running a drugs ring in Nusakambangan jail, where he is being held.

Okwudili Oyatanze

Oyatanze is a 45-year-old Nigerian citizen, and was given the death sentence by the Tangerang court for trafficking 1.2kgs of heroin through Sukarno Hatta airport in 2001. His clemency was rejected in February 2015.

— Compiled from agencies, BBC