The County was named for Sir Edward Sackville (1590-1652), the 4th Earl of Dorset, a family friend of the Calverts.

Prince George was the husband of Queen Anne (1665-1714), who ruled Great Britain and Ireland from 1702 to 1714.

The County was named for Queen Anne (1665-1714), who ruled Great Britain and Ireland from 1702 to 1714,

created by an Order in Council in 1666 and named for Lady Mary Somerset, daughter of Thomas Arundell of Wardour, and wife of Sir John Somerset.

The County was named for John Eager Howard (1752-1827), Revolutionary War officer, Maryland governor, and statesman.

named for John Work Garrett (1820-1884), railroad executive, industrialist, and financier. Garrett served as president of the Baltimore and Ohio Railroad from 1858 until his death in 1884.

Named for Charles Calvert (1637-1715), heir apparent and later 3rd Lord Baltimore, who lived in Maryland from 1661 to 1684, when he returned to England.

As a governmental unit, the City separated from Baltimore County in 1851, and has been considered on a par with county jurisdictions since the adoption of the Maryland Constitution of 1851. 

Name was derived from the name of the Proprietary’s Barony in Ireland in the county of Longford.

Named after Lady Grace Talbot, sister of Cecilius Calvert, Second Lord Baltimore, and wife of Sir Robert Talbot, Irish statesman.

Named for Henry Harford (c.1759-1834), last Proprietary of Maryland. He was a son of Frederick Calvert, 6th Lord Baltimore, but because of his illegitimate birth did not inherit his father’s title.

Created from Frederick County, Montgomery County was named for Revolutionary War General Richard Montgomery (1738-1775), and formed by resolve of the Constitutional Convention of 1776 on September 6, 1776 (effective October 1, 1776).

Named for Charles Carroll of Carrollton (1737-1832), Revolutionary War statesman and a Maryland signer of Declaration of Independence.

Created in 1773 from Dorchester and Queen Anne’s counties (Chapter 10, Acts of 1773), and named after Lady Caroline Eden (c.1745-1792), the wife of Maryland’s last colonial governor, Sir Robert Eden (1741-1784); the daughter of Charles Calvert, 5th Lord Baltimore; and the sister of Frederick Calvert, 6th Lord Baltimore.

Named for George Washington (1732-1799), commander of the Continental forces during the Revolutionary War, and first president of the United States.

The County was named for Kent County in southeast England bordering the English Channel.

Formed in 1789 from Washington County (Chapter 29, Acts of 1789). Allegany comes from the Native American word, oolikhanna, meaning “beautiful stream.”

Named after the Wicomico River from the Native American words wicko and mekee, meaning “a place where houses are built,” apparently referring to an Indian town on the river banks.

Established in 1637 (probably by an order of the Governor), St. Mary’s, the first Maryland county, was named in honor of Mary, the mother of Jesus.

Created from Somerset County in 1742 (Chapter 19, Acts of 1742). The County was named after the Earl of Worcester.