2 Added the citation from Rashi
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This site says yes, through her marriage to Shimon.

Dina did get blessed from Ya'akov. Dina married Shimon (see Rashi Vayechi 46-10) therefore the bracha that was given to Shimon (see Rashi 49-28) was like giving her a bracha also.

Rashi

the son of the Canaanitess: The son of Dinah, who had been possessed by a Canaanite. When they killed Shechem, Dinah did not want to leave until Simeon swore to her that he would marry her - [Gen. Rabbah (80:11)].

This site says yes, through her marriage to Shimon.

This site says yes, through her marriage to Shimon.

Dina did get blessed from Ya'akov. Dina married Shimon (see Rashi Vayechi 46-10) therefore the bracha that was given to Shimon (see Rashi 49-28) was like giving her a bracha also.

Rashi

the son of the Canaanitess: The son of Dinah, who had been possessed by a Canaanite. When they killed Shechem, Dinah did not want to leave until Simeon swore to her that he would marry her - [Gen. Rabbah (80:11)].

1
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This site says yes, through her marriage to Shimon.