Addressing mourners at Paris police headquarters, Etienne Cardiles spoke of his "extreme pain" at the death of his partner, who had campaigned for LGBT rights within the police force.
Xavier Jugelé was a dedicated LGBT activist who aided migrants in Greece.
Some like her anti-immigration stance and don't think she'll follow through on a promise to repeal marriage equality.
Over 16 percent of LGBT voters are supporting Marine Le Pen, who is the leader of a political party that vows to abolish same-sex marriage.
Marine Le Pen buried a promise to "replace" same-sex marriage with civil unions in a lengthy pledge document.
Although organizers claimed their demonstration attracted 200,000 marchers, French police estimated the crowd at closer to 24,000 people.
The New York Times said Rykiel "created chic ready-to-wear clothes that caught on around the world with generations of women on the go." She was 86.