Phil Parker

Defensive Coordinator/Secondary · Iowa

Headline rating: as defensive coordinator. Every role he has been rated in is below.

Chemistry

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index in development

Seasons here11

Programs1

Stints1

Career path

Head-coaching stints since 1936; assistant roles since 2016

2016–2026IowaDefensive Coordinator/Secondary

Rating90Peak90

His defense against its preseason projection (value over expectation) and the unit's opponent-adjusted quality.

Season	Team	Unit (EPA/play)	Over expectation	Season score
2025	Iowa	0.17	0.11	1.88
2024	Iowa	0.09	-0.04	0.16
2023	Iowa	0.17	0.06	1.41
2022	Iowa	0.18	0.04	1.26
2021	Iowa	0.16	0.03	1.07
2020	Iowa	0.14	0.03	0.96
2019	Iowa	0.12	0.03	0.95
2018	Iowa	0.13	0.06	1.25
2017	Iowa	0.12	0.10	1.47
2016	Iowa	0.03	—	0.16

Season score: 0 = an average season in this role; positive = better.

Rating96Peak97

Room quality, development (his players gaining more than typical players at the position year to year) and recruiting credit.

Season	Team	Room	Room quality	Development	Recruiting	Season score
2025	Iowa	Defensive backs	88	+13.8	0.903	2.15
2024	Iowa	Defensive backs	80	+4.3	0.857	0.70
2023	Iowa	Defensive backs	87	-5.7	0.836	0.24
2022	Iowa	Defensive backs	89	+12.2	0.860	1.82
2021	Iowa	Defensive backs	90	+3.5	0.905	1.53
2020	Iowa	Defensive backs	82	+4.4	0.895	1.04
2019	Iowa	Defensive backs	84	+3.2	0.843	0.76
2018	Iowa	Defensive backs	85	+4.4	0.856	1.00
2017	Iowa	Defensive backs	80	+13.4	0.848	1.32
2016	Iowa	Defensive backs	74	—	0.836	-0.16

Season score: 0 = an average season in this role; positive = better.