|Lieutenant Governor-elect of the Northern Mariana Islands|
|President of the Northern Mariana Islands Senate|
|Assumed office |
January 10, 2017
|Preceded by||Frank Borja|
|Speaker of the Northern Mariana Islands House of Representatives|
January 14, 2008 – January 11, 2010
|Preceded by||Oscar Babauta|
|Succeeded by||Froilan Tenorio|
|Born||August 22, 1955|
Arnold Indalecio Palacios (born August 22, 1955) is a Northern Mariana Islands politician and a member of the Republican Party. He currently represents Saipan in the Northern Mariana Islands Senate. He has been elected the 12th Lieutenant Governor of the Northern Mariana Islands.
Palacios is a former Speaker of the Northern Mariana Islands House of Representatives. He was sworn in on January 14, 2008, as the Speaker of the House's 16th Legislature.  He represented Election District 3 in the House, which encompasses portions of Saipan and the Northern Islands. 
Palacios was the running mate of four-time gubernatorial candidate Heinz Hofschneider in the 2009 election. If elected, Palacios would have become the Lieutenant Governor of the Northern Mariana Islands in 2010. Instead, he was elected in 2018 with incumbent Governor Ralph Torres to begin a term in January 2019.
- Palacios, Arnold I. (2008-01-14). "'Restore the people's confidence in Legislature'". Saipan Tribune. Archived from the original on 2012-02-24. Retrieved 2009-10-11.
- "Representative Arnold I. Palacios". Northern Mariana Islands Commonwealth Legislature. Archived from the original on 2011-07-17. Retrieved 2009-10-11.
Speaker of the Northern Mariana Islands House of Representatives
President of the Northern Mariana Islands Senate
Lieutenant Governor of the Northern Mariana Islands
Taking office 2019
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