List of Portuguese monarchs by longevity

This is a list of Portuguese monarchs by longevity since the formation of the Kingdom of Portugal in the 12th century.

At 81 years and 94 days, Maria I of Portugal was the longest-lived monarch in the history of the kingdom. She died mad in 1816.

At 24 years and 56 days, Pedro V of Portugal was the shortest-lived monarch in the history of the kingdom. He died of cholera in 1861.

Afonso Henriques, the founding king of Portugal, is the second longest-lived Portuguese monarch, and the longest-lived king, at 76 years and 134 days.

Rank	Monarch	Date of Birth	Date of Death	Longevity (years/days)
1	Maria I	17 December 1734	20 March 1816	81 years, 94 days
2	Afonso I Henriques	25 July 1109	6 December 1185	76 years, 134 days
3	John I	11 April 1357	14 August 1433	76 years, 125 days
4	Philip I (II of Spain)	21 December 1527	13 September 1598	70 years, 266 days
5	Afonso III	5 May 1210	16 February 1279	68 years, 287 days
6	Cardinal Henry	31 January 1512	31 January 1580	68 years, 0 days
7	Afonso IV	8 February 1291	28 May 1357	66 years, 109 days
8	Miguel	26 October 1802	14 November 1866	64 years, 19 days
10	Denis	9 October 1261	7 January 1325	63 years, 90 days
11	Joseph I	6 June 1714	24 February 1777	62 years, 263 days
12	John V	22 October 1689	31 July 1750	60 years, 282 days
13	Philip III (IV of Spain)	8 April 1605	17 September 1665	60 years, 162 days
14	John VI	13 May 1767	26 March 1826	58 years, 317 days
15	Peter II	26 April 1648	9 December 1706	58 years, 227 days
16	Sancho I	11 November 1154	26 March 1211	56 years, 135 days
17	John III	7 June 1502	11 June 1557	55 years, 4 days
18	John IV	19 March 1604	6 November 1656	52 years, 232 days
19	Manuel I	31 May 1469	13 December 1521	52 years, 196 days
20	Luís I	31 October 1838	19 October 1889	50 years, 353 days
21	Afonso V	15 January 1432	28 August 1481	49 years, 225 days
22	Edward	31 October 1391	13 September 1438	46 years, 317 days
23	Peter I	8 April 1320	18 January 1367	46 years, 285 days
24	Carlos I	28 September 1863	1 February 1908	44 years, 126 days
25	Manuel II	15 November 1889	2 July 1932	42 years, 230 days
26	Philip II (III of Spain)	14 April 1578	31 March 1621	42 years, 351 days
27	John II	3 March 1455	25 October 1495	40 years, 236 days
28	Afonso VI	21 August 1643	12 September 1683	40 years, 22 days
29	Sancho II	8 September 1209	4 January 1248	38 years, 118 days
30	Ferdinand I	31 October 1345	22 October 1383	37 years, 356 days
31	Afonso II	23 April 1185	25 March 1223	37 years, 336 days
32	Pedro IV (I of Brazil)	12 October 1798	24 September 1834	35 years, 347 days
33	Maria II	4 April 1819	15 November 1853	34 years, 225 days
34	Sebastian	20 January 1554	4 August 1578	24 years, 196 days
35	Pedro V	16 September 1837	11 November 1861	24 years, 56 days

See also

• List of Portuguese monarchs
• List of Portuguese monarchs by age at accession to the throne