Exhibit 99.1

Gulf Coast Ultra Deep Royalty Trust

The Bank of New York Mellon Trust Company, N.A., Trustee News Release

Gulf Coast Ultra Deep Royalty Trust Announces Quarterly Cash Distribution

HOUSTON, Texas - April 16, 2021 - Gulf Coast Ultra Deep Royalty Trust (OTC Pink: GULTU) (the Trust) announced today that it will distribute to unitholders a cash distribution totaling $32,589 for the quarter ended March 31, 2021.

Unitholders of record on April 30, 2021 will receive a cash distribution of $0.000142 per unit payable on May 14, 2021.

Natural gas (Mcf) sales volumes, average sales price and net cash proceeds available for distribution for the quarter ended March 31, 2021 are set forth in the table below:

Natural gas (Mcf) sales volumes (a)	111,410
Natural gas (per Mcf) average sales price	$	2.51
Gross proceeds	$	280,170
Post-production costs and specified taxes	(41,987)
Royalty income	238,183
Interest and dividend income	8
Administrative expenses	(205,602)
Income in excess of administrative expenses	32,589
Cash proceeds available for distribution	$	32,589

(a)     Attributable to the onshore Highlander subject interest which is the only subject interest with commercial production.

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About Gulf Coast Ultra Deep Royalty Trust. The Trust is a Delaware statutory trust created to hold a 5% gross overriding royalty interest in future production from specified Inboard Lower Tertiary/Cretaceous exploration prospects located in the shallow waters of the Gulf of Mexico and onshore in South Louisiana that existed as of December 5, 2012, which are collectively referred to as subject interests. The subject interests and the Trust’s overriding royalty interests are described in the Trust’s filings with the Securities and Exchange Commission (SEC). As described in the Trust’s SEC filings, future distributions are not guaranteed and will depend on the proceeds received by the Trust as a result of actual production volumes, oil and gas prices, post-production costs and specified taxes, and the amount and timing of the Trust’s administrative expenses, among other factors. For additional information on the Trust, please visit http://gultu.investorhq.businesswire.com.

Cautionary Statement Regarding Forward-Looking Information. This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking statements are all statements other than statements of historical facts, such as any statements regarding the amount and date of quarterly distributions to unitholders. Forward-looking statements are not guarantees or assurances of future performance and actual results may differ materially from those anticipated, projected or assumed in the forward-looking statements. Important factors that may cause actual results to differ materially from those anticipated by the forward-looking statements include, but are not limited to, the amount of cash received or expected to be received by the Trustee from the underlying properties on or prior to a record date for a quarterly cash distribution. Any differences in actual cash receipts by the Trust could affect the amount of quarterly cash distributions. Other important factors that may cause actual results to differ materially include risks inherent in production of oil and gas properties, the ability of commodity purchasers to make payment, the economic effects of the COVID-19 pandemic and federal, state and local governmental actions in response to the pandemic, and other risk factors described in the Trust’s Annual Report on Form 10-K for the year ended December 31, 2020, filed with the SEC. The Trust's annual, quarterly and other filed reports are or will be available over the Internet at the SEC's website at http://www.sec.gov. Statements made in this press release are qualified by the cautionary statements made in this press release. The Trust cautions

investors that it does not intend, and assumes no obligation, to update any of the statements included in this press release.

The Bank of New York Mellon Trust Company, N.A. serves as trustee of the Trust. If you have any questions related to the Trust, please see below for contact information:

Contact:	Gulf Coast Ultra Deep Royalty Trust
	The Bank of New York Mellon Trust Company, N.A., as Trustee
	Sarah Newell
	(512) 236-6555
	601 Travis Street, 16th Floor
	Houston, TX 77002