Jennifer Garner is reportedly very happy in her relationship with businessman John Miller, with whom she has been linked since 2018. Sources indicate that the couple, who are serious about each other, spent time together recently while Garner's ex-husband Ben Affleck cared for their children. Despite Affleck's ongoing divorce from Jennifer Lopez, Garner maintains a friendly co-parenting relationship with him, prioritizing their children's well-being. Miller, who also co-parents, understands Garner's commitments to her family, and the couple enjoys a fun and easy-going romance. Meanwhile, Affleck and Lopez were recently seen having lunch together with their children, indicating a cooperative approach to their family dynamics during the divorce process. Overall, Garner's focus remains on her happiness and that of her children amidst these changes.