Cover - USD ($)	12 Months Ended
	Dec. 31, 2021	Mar. 31, 2022	Jun. 30, 2021
Cover [Abstract]
Document Type	10-K/A
Amendment Flag	true
Amendment Description	The purpose of this amendment on Form 10-K/A to Seafarer Exploration Corp's Annual Report on Form 10-K for the year ended December 31, 2021, filed with the Securities and Exchange Commission on March 31, 2022 is solely to furnish the Inline eXtensible Business Reporting Language (iXBRL) data under Exhibit 101 and 104 to the Form 10-K in accordance with Rule 405 of Regulation S-T.No other changes have been made to the Form 10-K. This Amendment No. 1 to the Form 10-K speaks as of the original filing date of the Form 10-K, does not reflect events that may have occurred subsequent to the original filing date, and does not modify or update in any way disclosures made in the original Form 10-K.
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2021
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2022
Current Fiscal Year End Date	--12-31
Entity File Number	000-29461
Entity Registrant Name	SEAFARER EXPLORATION CORP.
Entity Central Index Key	0001106213
Entity Tax Identification Number	90-0473054
Entity Incorporation, State or Country Code	FL
Entity Address, Address Line One	14497 N. Dale Mabry Highway
Entity Address, Address Line Two	Suite 209-N
Entity Address, City or Town	Tampa
Entity Address, State or Province	FL
Entity Address, Postal Zip Code	33618
City Area Code	(813)
Local Phone Number	448-3577
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	No
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 18,166,559
Entity Common Stock, Shares Outstanding		6,477,020,847
Auditor Name	Accell Audit Compliance, PA
Auditor Location	Tampa, FL
Auditor Firm ID	3289