Thailand

House of Representatives

Political system
Parliamentary system
Structure of parliament
Bicameral
IPU membership
Yes

About parliament

Basic information such as the official name of parliament and details of its structure and leadership. Also includes the current breakdown of MPs by sex and age, and provisions for quotas and reserved seats.

Parliament name
Rathhasapha (National Assembly)
Chamber name
Saphaphuthan Ratsadon (House of Representatives)
Structure & status of parliament
Lower chamber
Parliamentary term (years)
4

IPU membership

Affiliation periods
from 1950 to 1971
from 1973
IPU Geopolitical Group/s
Asia-Pacific Group

Speaker

Official title
Speaker of the House of Representatives
Speaker
Wan Muhamad Noor Matha (Male)
Date of birth: 11 May 1944
Term
04 Jul 2023
Additional information

Elected on 4 July 2023, appointed by the King on 7 July 2023.

Speaker terms

Click for historical data

Secretary general

Official title
Secretary General
Secretary General
Arpath Sukhanunth (Male)
Term
31 Oct 2023
Notes

Appointed on 3 Jan. 2024 effective from 31 Oct. 2023.

Members

Statutory number of members
500
Principal mode of designation of members
Directly elected
Directly elected members
500
Current number of members
500
Men
403
Women
97
Percentage of women
19.4%
Statutory number of members per country 
700
Population (in thousands)
71,601
Inhabitants per parliamentarian
95,468

Age

Data on the age of parliamentarians is collected at the start of the legislature, following the most recent elections. This data is not updated during the legislature, except when parliament notifies the IPU of a change in the youngest or oldest member.

Average age of all members
50.8
(2023-07)
Youngest member
Tissarat Laohaphol (Female)
Youngest member (years)
27
Oldest member
Viroj Pao-in (Male)
Oldest member (years)
89
Number of members, by age (2023-07)
Breakdown of members by age and gender
18 - 20 21 - 30 31 - 40 41 - 45 46 - 50 51 - 60 61 - 70 71 - 80 81 - 90 91 and over Totals per gender
Male 0 25 79 48 50 91 84 22 5 0 404
Female 0 7 35 21 4 17 10 2 0 0 96
Totals per age interval 0 32 114 69 54 108 94 24 5 0 500
Total <= 45: 215 Total >= 46: 285
Percentage of members, by age
Age at the last election or renewal Overall Male Female
Percentage of MPs 30 years of age or younger
6.4% 5.0% 1.4%
Percentage of MPs 40 years of age or younger
29.2% 21% 8.4%
Percentage of MPs 45 years of age or younger
43.0% 30% 12.6%

Reserved seats and quotas

There are reserved seats in parliament for certain groups
No
Electoral quota for women
Yes

Notes: Section 48 of the Organic Act on Political Parties prescribes that to run for an election, political parties need to prepare their lists of Party-List candidates by taking gender balance into consideration.

Sources: 2017 Constitution, art. 90

Youth quota
No

Links to additional information

Parliamentary website
List of members
Rules of procedure/Standing Orders
No information available
Constitution

Historical data for IPU membership

Historical data for IPU membership
Year IPU membership
2020-09
List of values for 2020-09
No
2019-04
List of values for 2019-04
No
2018-06
List of values for 2018-06
No