|Portrayed by||Teyonah Parris|
|First appearance||A Little Kiss, Part 2 (uncredited)|
|Employer||Sterling Cooper Draper Pryce|
|Residence||Near 69th Street, Brooklyn|
Dawn Chambers is currently Don's secretary at Sterling Cooper & Partners advertising agency. She was the first and only African American to work for Sterling Cooper Draper Pryce, after the merger she is joined by Phyllis as one of two African Americans working for Sterling Cooper & Partners.
Sterling Cooper Draper Pryce
After the executives at Young & Rubicam throw water bombs on African American protesters, Roger Sterling and Don Draper print an ad promoting Sterling Cooper Draper Pryce as an equal opportunity employer. A couple of dozen hopefuls arrive in the lobby and after learning that the company is only looking for secretaries the women, including Dawn, submit their resumes and she is hired as Don Draper's new secretary. 
During a late night at the office Peggy Olson finds Dawn sleeping there and she reveals that she has been sleeping there some nights because of the riots occurring in the city. Peggy invites her to sleep at her apartment but after she shows to be mistrustful of Dawn with her purse, Dawn leaves. 
In To Have and To Hold Dawn is shown to be her friend Nikki's maid if honor. She reveals that she wants to get married but that it's impossible to find anyone at her job. Later, Scarlett asks her to punch her time card out so she can leave early. Joan finds out and attempts fires Scarlett but leaves Dawn's fate up in the air, that night she vents to Nikki about how stressful the office is. The next day she apologies to Joan and asks Joan to dock her pay to cover the hours that Scarlett did not work. Instead Joan gives her the responsibility of monitoring the time cards and the supply closet.
When Martin Luther King Jr. is assassinated Joan is concerned that she cannot reach Dawn. The next day she shows up to work informing a surprised Don and Joan that her phone went out the night before. After an awkward and unwarranted attempt of consoling by Joan, she informs Don that she wishes to remain at work. 
Sterling Cooper & Partners
After Don decides to head to California he dictates the memo to Dawn, without realizing that it would directly effect her. With Don's temporary suspension from the company, Dawn's future is left uncertain. 
Dawn: "Everybody's scared there! Women crying in the ladies room... Men crying in the elevator... It sounds like New Years Eve when they're emptying the garbage, there's so many bottles. And I told you about that poor man hanging himself in his office."
- Dawn venting to Nikki about the atmosphere at Sterling Cooper Draper Pryce in To Have and To Hold