Yaghan / Yámana

• People / language: Yaghan (Yagán, Yámana) people; Yaghan language — a language isolate
• Region: Islands south of Isla Grande de Tierra del Fuego to Cape Horn — the world's southernmost Indigenous population — centred today on Puerto Williams / Villa Ukika, Navarino Island, Chile (with communities also on the Argentine side)

STATUS

Extinct as a native-speaker language (2022), with rememberers and an active revitalisation effort. Cristina Calderón, the last known native (first-language) speaker, died on 16 February 2022, aged 93. She had said in 2017: "I'm the last speaker of Yaghan. Others can understand it but don't speak it or know it like I do." Yaghan people themselves survive — a Yaghan community, including Calderón's family, lives at Villa Ukika — so it is the language's native transmission, not the people, that this entry records as ended.

THE COUNT

• Late 19th century: 2,500–3,000 people (population estimate for the late 1800s carried in the Fuegian-language scholarship, after Aguilera).
• 1881–1883: from perhaps 3,000 to only 1,000 — the drop attributed to measles and smallpox epidemics in those years (Fuegian history summaries).
• 1933: as low as 40 people (same scholarship, after Aguilera).
• 16 February 2022: one native speaker → zero. Calderón was the last known native speaker at her death (AFP via NPR, 18 Feb 2022).
• Rememberers / partial speakers: NO sourced number exists. Calderón's own 2017 statement establishes that others "can understand it but don't speak it," but no census, UNESCO entry, or reporting located for this register puts a number on rememberers or partial speakers. This register records the fact and refuses to invent the figure.

WHAT HAPPENED

• Epidemic disease: in the 1880s about 90 percent of the Yaghan people died from infectious diseases Europeans brought (Nautilus, 2025, on the Bridges dictionary research); smallpox (including a serious epidemic in 1876), measles, whooping cough and typhoid are named across the record.
• Missionisation and settlement: from 1871 Anglican missions concentrated a nomadic canoe people into settlements; Chilean and Argentine settlement, sheep farming, and naval restrictions progressively ended the canoe-based life — today's Yaghan "can no longer canoe or boat freely due to restrictions by the Chilean Navy" (Nautilus).
• Discrimination against the language through the 20th century: many Yaghan "continued to die prematurely and faced discrimination for speaking the language" (Nautilus), driving shift to Spanish.

WHAT SURVIVES

• Thomas Bridges's Yaghan–English dictionary — compiled over more than a decade from the 1860s–70s; reported as about 30,000 words in the standard Yaghan summaries and as about 32,000 words in the recent dictionary research reporting. Both figures are given because the sources differ. Bridges also produced a grammar and translated the Gospel of Luke into Yaghan.
• Cristina Calderón's own work: recognised by the Chilean government as a "Living Human Treasure" in 2009 (under UNESCO's safeguarding convention framework); she spent her last years teaching, telling Yaghan stories, and making traditional reed baskets at Puerto Williams.
• Revitalisation led by her family: her granddaughter Cristina Zárraga and others are working to revitalise the language from the Bridges dictionary and from Calderón's recordings and teaching (Nautilus, 2025). Her daughter Lidia González Calderón, a Yaghan representative in Chile's Constitutional Convention, said on her death: "Everything I do in my work will be in your name."

SOURCES

• AFP via NPR, "Cristina Calderón, Chile's last known Yaghan speaker, dies at 93," 18 Feb 2022 — death at 93; 2017 "last speaker" statement; Living Human Treasure 2009.
• Nautilus, "How a Dictionary Is Helping Archaeologists Uncover the Yaghan Indigenous Culture" (2025) — ~90% died in the 1880s; Bridges dictionary c. 32,000 words; Zárraga revitalisation; naval restrictions.
• Fuegian population scholarship summaries (after Aguilera) — 2,500–3,000 late 19th c.; 3,000 → 1,000 (1881–83); 40 by 1933.
• "Yahgan people," reference synthesis (accessed Oct 2026) — Bridges grammar and 30,000-word dictionary; language isolate; Calderón (1928–2022) last full native speaker.