Lewis, 27 in June, spent last season with the Texans after four with the Kansas City Chiefs. He started 16 games with the Texans, recording a career-high and team-high 84 tackles with six pass deflections, two interceptions (one for a touchdown) and three forced fumbles.
Over his five seasons, Lewis has recorded 256 tackles, 28 pass deflections, nine interceptions (two for touchdowns) and five forced fumbles. He was a fifth-round draft pick out of Ole Miss by the Chiefs in 2010.
The Ravens' defense ranked eighth last season (336.9 total yards allowed per game), 23rd against the pass (248.7 yards allowed per game) and fourth against the run (88.2 yards allowed per game).
- Mike Fiammetta