Was nominated for Broadway's 1990 Tony Award as Best Actress (Featured Role - Play) for August Wilson's "The Piano Lesson."

Her favorite "Law & Order" (1990) episode is the first season show "Mushrooms," in which she plays Denise Winters, a woman whose son is mistakenly killed by a boy who, unable to read, fires shots into the wrong apartment.

Before studying Acting, she majored in Dance at Wayne State University.

Her sister is a lung-cancer survivor.

In 2002, she received the Regulus Award from the Cancer Care organization for her dedication to lung-cancer awareness and education. The award was presented by her "Law & Order" (1990)_ co-star, Jesse L. Martin.

Owes much of her success to casting director Meg Simon.

Smoked for twenty years before quitting.

Is the youngest of five children.

Her "Law & Order" (1990) character, Lt. Anita Van Buren, whom she has played since 1993, is the longest running African American character in an American television drama.

Along with Jerry Orbach and Annie Parisse, Diane Neal, and Milena Govich one of at least 5 "Law & Order" (1990) cast members to play a different character in an episode before joining the cast in a later season. (Michael Imperioli also played multiple roles, but was not a permanent addition to the cast as Det. Falco.).

She wears a wig on "Law & Order" (1990) to cover up her "twist-locs", which have since been cut off and replaced by short-length hair.

As Lt. Anita Van Buren, Merkerson has done over 300 episodes and is the longest-running African-American character on television. Male or female.

Works with Justice Works Community, a group "advocating for humane policies towards women in prison, especially those with children."

When walking the streets of New York she is frequently approached by members of the NYPD, who jokingly ask how they can be transferred to her precinct.

In April 2006, co-star Jesse L. Martin presented Merkerson with the Entertainer of the Year Award at the SunDeis Film Festival at Brandeis Universty.

On a June 11, 2005, episode of the NPR show "Wait wait... Don't tell me!" she claimed that her first name was not Sharon, but rather was "Sweet." This may well have been a jest, but she repeatedly stuck with it.

With Jerry Orbach's departure from "Law & Order" (1990) in 2004 after playing the role of Detective Lennie Briscoe for twelve years, she is now the longest-running cast member. She joined the series as Lt. Anita Van Buren in 1993 at the beginning of the show's fourth season.

Won her second Village Voice Obie Award in 2006 for her work in "Birdie Blue."

Has been nominated twice for the Helen Hayes Award, first in 1990 for "The Piano Lesson" (Outstanding Lead Actress-Nonresident Production) and in 1999 for "The Old Settler" (Outstanding Lead Actress-Resident Play), for which she won the award.

Her parents are originally from the South, and came to Michigan (Merkerson's birthplace) in search of work.