Editing List of Portuguese monarchs (section)

== Length of reign ==
{| class="wikitable sortable"
!Name
!Reign
!Duration
|-
|'''[[Afonso I of Portugal|Afonso I]]'''
|25 July 1139 – 6 December 1185
|46 years 4 months 11 days
|-
|'''[[Sancho I of Portugal|Sancho I]]'''
|6 December 1185 – 26 March 1211
|25 years 3 months 20 days
|-
|'''[[Afonso II of Portugal|Afonso II]]'''
|26 March 1211 – 25 March 1223
|11 years 11 months 27 days
|-
|'''[[Sancho II of Portugal|Sancho II]]'''
|25 March 1223 – 4 December 1247
|24 years 8 months 9 days
|-
|'''[[Afonso III of Portugal|Afonso III]]'''
|4 January 1248 – 16 February 1279
|31 years 1 month 12 days
|-
|'''[[Denis of Portugal|Denis I]]'''
|6 February 1279 – 7 January 1325
|45 years 11 months 1 day
|-
|'''[[Afonso IV of Portugal|Afonso IV]]'''
|7 January 1325 – 28 May 1357
|32 years 4 months 21 days
|-
|'''[[Peter I of Portugal|Peter I]]'''
|28 May 1357 – 18 January 1367
|9 years 7 months 21 days
|-
|'''[[Ferdinand I of Portugal|Ferdinand I]]'''
|18 January 1367 – 22 October 1383
|16 years 9 months 4 days
|-
|'''[[John I of Portugal|John I]]'''
|6 April 1385 – 14 August 1433
|48 years 4 months 8 days
|-
|'''[[Edward, King of Portugal|Edward]]'''
|14 August 1433 – 9 September 1438
|5 years 26 days
|-
|'''[[Afonso V of Portugal|Afonso V]]'''
|13 September 1438 – 11 November 1477,<br>15 November 1477 – 28 August 1481
|42 years 11 months 11 days

1st: (39 years 1 month 29 days),<br>2nd: (3 years 9 months 13 days)
|-
|'''[[John II of Portugal|John II]]'''
|11 November 1477 – 15 November 1477,<br>28 August 1481 – 25 October 1495
|14 years 2 months 1 day

1°st: (4 days),<br>2°nd: (14 years 1 month 27 days)
|-
|'''[[Manuel I of Portugal|Manuel I]]'''
|25 October 1495 – 13 December 1521
|26 years 1 month 18 days
|-
|'''[[John III of Portugal|John III]]'''
|13 December 1521 – 11 June 1557
|35 years 5 months 29 days
|-
|'''[[Sebastian of Portugal|Sebastian I]]'''
|11 June 1557 – 4 August 1578
|21 years 1 month 24 days
|-
|'''[[Henry, King of Portugal|Henry I]]'''
|4 August 1578 – 31 January 1580
|1 year 5 months 27 days
|-
|'''[[Philip II of Spain|Philip I]]'''
|12 September 1580 – 13 September 1598
|18 years 1 day
|-
|'''[[Philip III of Spain|Philip II]]'''
|13 September 1598 – 31 March 1621
|22 years 6 months 18 days
|-
|'''[[Philip IV of Spain|Philip III]]'''
|31 March 1621 – 1 December 1640
|19 years 8 months 1 day
|-
|'''[[John IV of Portugal|John IV]]'''
|1 December 1640 – 6 November 1656
|15 years 11 months 5 days
|-
|'''[[Afonso VI of Portugal|Afonso VI]]'''
|6 November 1656 – 12 September 1683
|26 years 10 months 6 days
|-
|'''[[Peter II of Portugal|Peter II]]'''
|12 September 1683 – 9 December 1706
|23 years 2 months 27 days
|-
|'''[[John V of Portugal|John V]]'''
|9 December 1706 – 31 July 1750
|43 years 7 months 22 days
|-
|'''[[Joseph I of Portugal|Joseph I]]'''
|31 July 1750 – 24 February 1777
|26 years 6 months 24 days
|-
|'''[[Maria I of Portugal|Maria I]]'''
|24 February 1777 – 20 March 1816
|39 years 25 days
|-
|'''[[Peter III of Portugal|Peter III]]'''
|24 February 1777 – 25 May 1786
|9 years 3 months 1 day
|-
|'''[[John VI of Portugal|John VI]]'''
|20 March 1816 – 10 March 1826
|9 years 11 months 18 days
|-
|'''[[Pedro I of Brazil|Peter IV]]'''
|10 March 1826 – 2 May 1826
|1 month 22 days
|-
|'''[[Maria II of Portugal|Maria II]]'''
|2 May 1826 – 23 June 1828,<br>26 May 1834 – 15 November 1853
|21 years 7 months 10 days

1st: (2 years 1 month 21 days),<br>2nd: (19 years 5 months 20 days)
|-
|'''[[Miguel I of Portugal|Michael I]]'''
|11 July 1828 – 26 May 1834
|5 years 10 months 15 days
|-
|'''[[Ferdinand II of Portugal|Ferdinand II]]'''
|16 September 1837 – 15 November 1853
|16 years 1 month 30 days
|-
|'''[[Pedro V of Portugal|Peter V]]'''
|15 November 1853 – 11 November 1861
|7 years 11 months 27 days
|-
|'''[[Luís I of Portugal|Louis I]]'''
|11 November 1861 – 19 October 1889
|27 years 11 months 8 days
|-
|'''[[Carlos I of Portugal|Carlos I]]'''
|19 October 1889 – 1 February 1908
|18 years 3 months 13 days
|-
|'''[[Manuel II of Portugal|Manuel II]]'''
|1 February 1908 – 5 October 1910
|2 years 8 months 4 days
|}